Legend Lower Thames Valley Source Protection Area Assessment Report

CENTRE WELLINGTON CENTRAL HURON NORTH PERTH Map 1-1

HURON EAST Thames-Sydenham & Region WOOLWICH WELLESLEY Source Protection Region

WATERLOO PERTH EAST WEST PERTH WATERLOO Lake BLUEWATER PERTH Lower Thames Valley HURON KITCHENER CAMBRIDGE Huron WILMOT Source Protection Area STRATFORD Assessment Report SOUTH HURON NORTH DUMFRIES PERTH SOUTH

ST. MARYS BLANDFORD-BLENHEIM Legend CHIPPEWAS OF KETTLE & ZORRA-TAVISTOCK MICHIGAN STONY POINT LUCAN-BIDDULPH FIRST NATION Source Protection Region

LAMBTON SHORES NORTH MIDDLESEX ZORRA WOODSTOCK BRANT County Boundaries OXFORD Municipal Boundaries MIDDLESEX MIDDLESEX CENTRE INGERSOLL PLYMPTON-WYOMING First Nation Reserves POINT EDWARD WARWICK ADELAIDE-METCALFE NORWICH SARNIA THAMES CENTRE SOUTH-WEST OXFORD LONDON Source Protection Areas AAMJIWNAANG FIRST NATION STRATHROY-CARADOC Lower Thames Valley PETROLIA

r ENNISKILLEN BROOKE-ALVINSTON TILLSONBURG

e St. Clair Region CHIPPEWAS OF THE v LAMBTON ONEIDA NATION i THAMES FIRST OF THE THAMES NATION R OIL SPRINGS MUNSEE-DELAWARE MALAHIDE NORFOLK Upper Thames River r ST. CLAIR ST. THOMAS i FIRST NATION AYLMER SOUTHWEST MIDDLESEX a SOUTHWOLD l BAYHAM

C ELGIN . DAWN-EUPHEMIA t NEWBURY S DUTTON/DUNWICH NORFOLK

WEST ELGIN 0 5 10 20 30 40 BKEJWANONG TERRITORY DELAWARE NATION (WALPOLE ISLAND km FIRST NATION)

Lake St. Clair CHATHAM-KENT Lake Map created by UTRCA, December 2, 2009 Erie Base mapping produced under license with the

Source Water Protection Region boundary defined LAKESHORE TECHUMSEH by Ontario Ministry of the Environment, 2006.

ESSEX Thames-Sydenham and Region

ESSEX KINGSVILLE LEAMINGTON Komoka Wyoming Watford Strathroy SARNIA PLYMPTON-WYOMING WARWICK Map 1-2 Mount Brydges LONDON Lower Thames Valley PETROLIA STRATHROY-CARADOC ADELAIDE-METCALFE MIDDLESEX CENTRE Source Protection Area MICHIGAN BROOKE-ALVINSTON r e ENNISKILLEN MIDDLESEX v Alvinston CHIPPEWAS OF THE i ONEIDA NATION THAMES FIRST R OF THE THAMES NATION r LAMBTON MUNSEE-DELAWARE Lower Thames Valley i OIL SPRINGS a ST. CLAIR FIRST NATION ST. THOMAS l SOUTHWEST MIDDLESEX Source Protection Area C

. Glencoe SOUTHWOLD t Assessment Report S

DAWN-EUPHEMIA ELGIN NEWBURY DUTTON/DUNWICH Legend Dutton Port Stanley Municipal Boundaries Bothwell Wallaceburg County Boundaries West Lorne Dresden WEST ELGIN Source Protection Area Boundary DELAWARE NATION Source Protection Area Thamesville Lower Thames Valley (Land) Highgate Lower Thames Valley - (Water)

Ridgetown CHATHAM-KENT Lake Chatham St. Clair 10 5 0 10 km

Blenheim Lake Tilbury Erie LAKESHORE Map created by UTRCA, December 2, 2009

Base mapping produced under license with the Ontario ESSEX Ministry of Natural Resources. © 2009.. Source Protection Area Boundary provided by Ontario Ministry of the Environment, 2006. KINGSVILLE LEAMINGTON Thames-Sydenham and Region

Leamington Komoka Wyoming Watford Strathroy SARNIA PLYMPTON-WYOMING WARWICK Map 4-1 Mount Brydges LONDON Vulnerability Overview - PETROLIA STRATHROY-CARADOC ADELAIDE-METCALFE MIDDLESEX CENTRE Intake Proteciton Zones MICHIGAN BROOKE-ALVINSTON and r e ENNISKILLEN MIDDLESEX Wellhead Protection Zones v Alvinston CHIPPEWAS OF THE i ONEIDA NATION THAMES FIRST R OF THE THAMES NATION r LAMBTON MUNSEE-DELAWARE i OIL SPRINGS a ST. CLAIR FIRST NATION ST. THOMAS l SOUTHWEST MIDDLESEX Lower Thames Valley C

. Glencoe SOUTHWOLD t

S Source Protection Area

DAWN-EUPHEMIA ELGIN Assessment Report NEWBURY DUTTON/DUNWICH Dutton Legend

Bothwell Municipal Boundaries Wallaceburg West Lorne Dresden County Boundaries WEST ELGIN Source Protection Area Boundary DELAWARE NATION Thamesville Wellhead Protection Area West Elgin Intake Protection Zone Intake Protection Zone Highgate Essex SWPR*

Highgate Ridgetown CHATHAM-KENT Wellhead Protection Area Lake St. Clair Chatham Ridgetown Wellhead Protection Area 10 5 0 10 km

Blenheim Lake Map created by UTRCA, December 2, 2009 Tilbury Erie Base mapping produced under license with the Ontario LAKESHORE Chatham/South Kent Ministry of Natural Resources. © 2009.. Intake Protection Zone Source Protection Area Boundary provided by Ontario Ministry of the Environment, 2006.

ESSEX *Note: Area is within Essex Region Source Protection Area(ERSPA). Refer to ERSPA Assessment Report

KINGSVILLE LEAMINGTON Thames-Sydenham Wheatley Intake and Region Protection Zone E E IN E IN E Map 4-2 N N L I L I VuNlnerability Components L N L O T VuO lnerability T E E Chatham/South Kent IS IS L Shoreline L E L L E L AG R L AG R A O T A O T O S Shoreline O S Intake Protection Zone (IPZ) IPZ Components N N R D R D D L D L Defined Radius (1000m) O IPZ - Vulnerability Score O 120 m Setback - From Lake IPZ1 - 5.0 120 m Setback - From Watercourse E E Lower Thames Valley IN IN L IPZ2 - 4.0 L Hydrodynamic Modeling T T ER E ER E Source Protection Area IE E IE E A R A R Storm Sewershed U T U T L R L R I D S I D S Assessment Report Transport Pathways A D A D R L R L T T O O T T O O B B L L A A T T

G G O O R R E E RD RD

J J O O H H N N S S T T

E E IN IN L L T T E E E E R R T T S S 980 490 0 980 m C C H D H D A L A L R O R O T IN T IN S G S G R R 4.0 C C E E T R T R A O A O S S W S W S H R H R I E I E G D N G D N H I H I B L B L A T A T N T N T K E K E S N S N D R S D R S O D I O D I U TOWANDA BL B U TOWANDA BL B G VD G VD L L A A S S R R D D

Intake Protection Zones - Thames-Sydenham and Region Source Protection Region, Sept. 2009 and as per Part V and VII of the Technical Rules: Assessment Report (MOE, proposed amendments August 2009)

Intake Protection Zones : Essex Chatham-Kent Source Protection Planning Technical Study, Technical Memorandum: Delineation, Vulnerability and Uncertainty Level Analyses for the Thames, Sydenham & Region Water Treatment Plants Copyright © 2009 Stantec Consulting Ltd. Lake Erie Lake Erie Thames-Sydenham and Region AIL MERSEA 7 RD Map 4-3 T TR Primary Intake Components LBO Vulnerability IL A E A MERSEA T R 6 R V D T Wheatley E A T

Shoreline V Shoreline O E R B D A R L D 5 D I Intake Protection Zones (PZ) A A SE D K T R S ESource Protection Area Boundary D Source Protection Area Boundary N L M R L I O C R N

L N E A E I Y D M L IPZ Components B IPZ- Vulnerability Score D H R K Y E P Y K T T N I E E O S E D T R Defined Radius (1000m) R T R B N IPZ1 - 6.0 (Emergency) and 7.0 (S Primary)

T Y L O S D R Lower Thames A S R Valley N T D L E D

I A 120 m Setback - From Lake E K HI I CKON RD I IPZ2 - 4.8 (Emergency) and 5.6 (Primary) R

E D E U S D E ource Protecti E N on Area 120 m Setback - From WatercRourse N I J I R L Essex Region SPA* T S L 1 E 7 N R N 2 O O 3 I O O E M Hydrody namic Modeling S E T Assessment Report A E Y S IN V L E E T L A C D S T D RegulatiN on Limit N I I D R O O M U C R E R I O T T Storm Sewershed M S E A C D 1 D D EER RUN R B RD T O Transport Pathway B D L

R A Essex Region SPA* T

L P D E I IE M R

M R IL S 1 R Y 2 T D L A A S N

E D FOX RUN E E R RD I S UN D R HI R R C X R KON RD O 5.6 F E E

3 M W

Y K O T P O

N 1,000 500 0 1,000 m IE E D U R N L I A O E L T N C N T IO D O MERSE S R A 2 RD C S E E D Lake Erie C IN N L O T C I T O S R 4.8 1 T E D

DEER RUN RD

L D O N 7.0

R Emergency Intake Components N T D

S Y

K L I E E E MESRhoreline I N S M EA 6 RD I R R L D

E N O Source Protection Area Boundary T RD E A 5 L D E R RS D 5.6 6.0 IPZ MCEomponents D D I Y Map created by UTRCA, December 2, 2009 M R E

E F 120 m Setback - From Lake B R OX RUN R R L T D R S D A S T D R E Intake Protection Zones - Thames-Sydenham and Region 120 m Setback - From Watercourse H E E ICK I ON RD R Source Protection Region, Sept. 2009 and as per Part V M R O D E D E N H and VII of the Technical Rules: Assessment Report Hydrodynamic Modeling R I R L S

1 E (MOE, proposed amendments August 2009) 7 N

3 K IO Regulatio n Limit S E A A

Y N S I L E E T C L K Intake Protection Zones : Essex Chatham-Kent Source S T P Storm SNewershed N I R O O E Protection Planning Technical Study, Technical U C I E R O T T R 4.8 Memorandum: Delineation, Vulnerability and Uncertainty M S E E TranspoC rt Pathway DEER R 1 D T UN RD T Level Analyses for the Essex Region SPA* O Thames, Sydenham & Region Water Treatment Plants

D C

O MERSEA 2 RD

L I *Note: Area is within Essex Region Source Protection M Area (ERSPA) Refer to ERSPA Assessment Report for delineation and detailed information related to the part of RD FOX RUN RD the IPZ in the ERSPA. D RUN X R FO Lake Erie

Y K

T P Lake Erie

N IE U R

O E T Thames-Sydenham C T MERSEA O and Region 2 RD C E Map 4-4 IN Components of Primary Intake Vulnerability L E N 1 IN D E 0 West Elgin L U E 4 N D Y E ShoreEline H B Shoreline R N S E W IN I R O E H L L A R N E B Intake Protection Zones (IPZ) R M O I A R K IPZ ComE ponents L IPZ - VuINlnerability Score E E E U H L E E R N G S E N N R O H A I IO I I N P L R P Defined Radius (1000m) R W IPZ1 - 6.0 (Primary) and 7.0 (Emergency)H D M D O 401 S C D HWY R 120 m Setback - From Lake K E IPZ2 - 4.2 (Primary) A IL IN M Lower Thames Valley L L O EW Hydrodynamic Modeling P VI E E G S K IN IN R I L L L C Source Protection Area A D S O Transport Pathways H E N N Y E A R E O N N M D E S E I U M L R O R Assessment Report N Q H D O D T S M O H D T U N B O E R IN T O L S U Y E N G A IN I E H L K L A IN C E Y M E R R L IN D R A H L E R R S V R G R N IL D A O S E M S E N M IN I O L L H T T H O S B A L F TA E U IN R L N W IV IE 2,500 1,250 0 2,500 m A M V L C K R Lake Erie E K L D IN IL L L Y O A P L C S R ID E G E V R IL R S A D H 4.2 A M R D D ComponEents of Emergency Intake N U E E I N N IN L B I L K H O L E S Shoreline R H W R R O S IE R A U A V R MIPZ Components G K D H L M R 7.0 C D E DefiEned Radius (1000m) K IN IN E IL L L L IN O T 6.0 N L O O120 m SetbacYk - From Lake P B S A G S L M L R I A O C A D T H H E T R A R E D M V M IS IL R T S D E L E S ID E R D E IN K L E Y R A R R Map created by UTRCA, December 2, 2009 R G Base mapping produced under license with the Ontario D E IN L Ministry of Natural Resources. © 2009. T O Intake Protection Zones - Thames-Sydenham and Region B L Source Protection Region, Sept. 2009 and as per Part V A T and VII of the Technical Rules: Assessment Report M IS (MOE, proposed amendments August 2009) T E L E Intake Protection Zones :Municipality of West Elgin S ID Source Protection Planning Technical Study, West Elgin E Lake Erie R D Water Treatment Plant, Municipality of West Elgin, Surface Water Vulnerability Assessment Addendum, E IN Stantec November, 2009. L Y A R G Lake Erie Thames-Sydenham and Region E IN Map 4-5 L S E IN G L IN T S Highgate S G A E IN H IN T L S E Wellhead Protection Area D A IN N H L A D R N B A D R O B O D G O O G

Lower Thames Valley

T E Source Protection Area S IN N L I T A T E M Q O T IN Assessment Report V U C S L IC E S IN T E A T T N Q O O M C R S V U S I T IC E A T E S O N H K T R S O IN E IA T M G IN E L S R S N H K T T A O I S E N E T CL M G IN M E S L R T AN S E T L MC Wellhead Protection Area Groundwater Vulnerability WHPA-A

BU WHPA-B RY Low RD WHPA-C 480 240 0 480 m BU 475 237.5 0 475 m RY WHPA-D RD Municipal Well Location

LONDON

E IN MIDDLESEX L S G IN LAMBTON T S A H E IN L D ELGIN N A R B D O O G Map created by UTRCA, November 2009 Highgate Base mapping produced under license with the Ontario Ministry of Natural Resources. © 2009.

Lake CHATHAM-KENT Vulnerable Areas and Well Head Protection Areas - Thames-Sydenham and Region Source Protection St. Clair Region, Sept. 2009 and as per Part V and VII of the Technical Rules: Assessment Report (MOE, proposed T S E amendments August 2009) IN IN L A T M T Groundwater Vulnerability- Source Protection Study Q O V U C Ridgetown and Highgate Municipal Systems Vulnerability IC E S T E O N Assessment Report, Municipality of Chatham-Kent Public R S ESSEX Utilities Commission Project No. 07-7816, Submitted by IA T S Vulnerability Score Dillon Consulting Limited, October 16, 2009. H K T O IN Lake Erie M G NE E S LI R T 2N S A T LE MC 4 Thames-Sydenham and Region 6 Legend Municipal Boundaries 475 237.5 0 475 m 20,000 10,000 0 20,000 m 10 Lower Thames Valley Source Protection Area C C O O L L B 4-6 B Y Y R R D H E Ridgetown D E W N N I I Y L H L E 2 S W S IN 1 R Wellhead Protection Area E Y R L E IN E L D L 2 D L E E 1 E I N E L E E E I R IL IN R N L E L O L N L L O L E E N N S S O E O G IN G L M E O S O R R E U E R E O E T T C R E R IE S alley T T S M F Lower Thames V IE S D S N K L S T I C O O S N K A I O G T I C N T A I E M S W R S N T N S R E ction Area M S W I E A Source Prote C R L C N R A E A E A A W D N N W S N J E A R E J W E nt Report R U R T Assessme D W E O D T R T C S S M I T R E E A E S SM I F N IN S E A E L I G R E IN S O L A R S T N A G R G N M O H S I R S T O E L M O H S T G S N E IT T O G S T T M IT M

E IN E L IN N M L M E O N O E O E O R R E G E R R G E R R E H E D E Wellhead HProtection AreaD IN IL N E L L I IN IL N Groundwat er Vulner Lability L L I E R L D E E WHPA-A R E G K G D K ID Y Y D ID D R N R WHPA-B N Low O O L L K WHPA-C K 990 495 0 990 m 990 495 0 990 m WHPA-D Municipal Well Location

C LONDON O L B Y MIDDLESEX R D H W E IN Y L 2 S LAMBTON E 1 R N E I D L E L E E IL IN R E L ELGIN N L O L E N S O G M O O R E E R E R Map created by UTRCA, November 2009 T T IE S S D Base mapping produced under license with the Ontario S IN K T A IC E Ministry of Natural Resources. © 2009. S N T N Ridgetown M S W I Lake C R L CHATHAM-KENT A E A E N N W S Vulnerable Areas and Well Head Protection Areas - E JA R R U St. Clair Thames-Sydenham and Region Source Protection D W E O T T R C S M F Region, Sept. 2009 and as per Part V and VII of the S IE L N E A E I G R S O Technical Rules: Assessment Report (MOE, proposed IN A R S T G L M O H S amendments August 2009) N E O G S T T IT M Groundwater Vulnerability- Source Protection Study ESSEX Ridgetown and Highgate Municipal Systems Vulnerability Assessment Report, Municipality of Chatham-Kent Public E IN Utilities Commission Project No. 07-7816, Submitted by L M N O Dillon Consulting Limited, October 16, 2009. E O E VRulnerability ScoR re G E R E H D N I E Lake Erie I L N L L 2 I Thames-Sydenham L E R E G D K and Region Y ID D R N Legend 6 O L K Municipal Boundaries 990 495 0 990 m 20,000 10,000 0 20,000 m 10 Lower Thames Valley Source Protection Area E IN Wh Leatley Combined Map 7-4 N Potential Threat Level LA O G L O IS AG O PL rimary and Emergency O for Chemical or Pathogens N Chatham/South Kent L O R A N D R Intake Protection Zones (IPZ) D E IN Areas Where Activities Legend L L E I L T Legend I IN A E E R R A L IE E Would be T R T A R T E T U T R E Shoreline Shoreline R S T IE E O D A R B D O U Drinking Water Threats T L L B R S O IPZ - Vulnerability Score L D Threat Level (dependent on circumA stances) D T A T L IPZ1 - 5.0 O Low IPZ2 - 4.0

G O Lower Thames Valley RE G R O D R E Source Protection Area RD J Assessment Report O H J N O S H T N S E T IN L E T IN C E L H E T A R C E R T H E IN S A R G D R T C L IN S R O G D T O C L S S O R S R E T O T R S S A D E R S W N E R H 4.0 I T E L A D IG IN T W H T H 4.0 L B I A E G T N H T N B E K IS S B A N D N IS O R 1,000 500 0 1,000 m K U D TOWANDA S B G BLVD D L O R A U D TOWANDA B S G LVD L R A D S R D

5.0 5.0

Map created by UTRCA, December 3, 2009

Intake Protection Zones - Thames-Sydenham and Region Source Protection Region, Sept. 2009 and as per Part V Lake Erie and VII of the Technical Rules: Assessment Report Lake Erie (MOE, proposed amendments August 2009) Intake Protection Zones- Threats : Essex Chatham - Kent Source Protection Planning Technical Study Potential Threats Analysis Technical Memorandum Potential Threats Analysis for the Thames Sydenham Region Water Treatment Plants, Stantec November, Table Defining Where Chemical or Pathogens can be Significant, Moderate or Low 2009. Vulnerability Vulnerable Area Score Significant Moderate Low Thames-Sydenham and Region IPZ-1-Primary 5 No No Yes IPZ-2-Primary 4 No No No D Wellhead Protection Area U D A Activities Related to Pathogens U E R A N R LI T Y E WHPA-A R T IN Map 7-5 D VulnerabWility Where Threats Can Occur R L N D H E A 1 IN D K WHPA-B R 0 L IR B YN4 o Threats S K D R Highgate E E W O G E I WHPA-CIN O H IN IN U L O IN 1 R T L M G L 0 6- SeFe chart below for Slevel of threat E N 4 O A D WHPRA-D A R H N Areas Where Activities O E D A M L 10 - See chart below for level of threat R E C R B A M D D R O Would be B O G E T IN S Q L Drinking Water Threats U T IN E T A E O E E M N C N I IN S S L L H T E N O K R A M IN O E G M K L E E I C R S A N M S T R G T B S T Lower Thames Valley T Q S U IN E A E Source Protection Area O M N R S T VulnerabilitFy Score D H O U O Assessment R E A M Report D R E IN 2 R L T R D D R S N D E T A IN 4 R L B L E D L IN O E 6 L O N E G S R O O G M10 E A R Vulnerable VulneErability B IN L E T NE IN Area T Score Significant Moderate LoLwI T Q L O L S U T C E N T S Z I E O WHPA-A 10 Yes Yes ET Yes A E C B E M N S U T S R H K T E WHPA-B 6 No Y No Yes O I N N LI R M G N MAZAN LINE D E S A WHPA-C 4 No No No R T LE S C T M WHPA-D 2 No No No

Activities Related to Chemicals Activities Related to Dense Nonaqueous 1,000 500 0 1,000 m E Y IN D W L VulnerabilitYy Where Threats Can OccE ur U H Phase Liquid (DNAPL) N A E K W I 01 N IR H L R 4 I K 1 S T L D 0 O Vulnerability Where ThreaSts Can Occur U IR 4No Threats G E R G E A U R IN IN D O Y F T L IN IN R M W O S R T L T H R A D NoF Threat S D R 1 H N O A N D 0 6 - See chDart below for level of threat A R H A 4 R R D R D B B D 4- SeRe chart below for level of threaDt O D O 10 - See chart below for level of threat O O G 6 - See chart below for level of thGreat

10 SEee chart below for level of threat IN E E L N IN I L E L R N E O A R K M E O IN E K L M G A I C E R N M Map created by UTRCA, December 2, 2009 A S B G R T B S T T S Q Base mapping produced under license with the U T Q IN E S U Ontario Ministry of Natural Resources.© 2009. A E IN E M N A E S M N Activities Related to Pathogens, DNAPLs and Pathogens - H T S O E T as required by Rules 8 and 9 of the Technical Rules: Assessment M N H LI O E N M Report (MOE, proposed amendments August 2009) and as listed in R A E S LE R the Tables of Drinking Water Threats (MOE, Clean Water Act, 2006) T C M E S E IN T L Well Head Protection Areas and Vulnerability Assessment - IN L L L as per Part V and VII of the Technical Rules: Assessment LL E E N Report (MOE, proposed amendments August 2009) N S S O O G G E IN E Vulnerable Vulnera Lbility Vulnerable VulnNerability T I T NE L Thames-Sydenham O LI T E & Region Area SCcore Significant Moderate Low L Area T Score Significant Moderate LoINw S E O L TZ C EL EE S TZ WHPA-A 10 Yes B Yes TYes WHPA-A 10 YeBs No E No U U TE R R Y Y WHPA-B 6 No R Yes Yes WHPA-B 6 Yes No No N LINE D R MAZA WHPA-C 4 No No No MAZAN LINE WHPA-C 4 Yes D No No WHPA-D 2 No No No WHPA-D 2 No No No E E K E C N E H N O I IN O LI H E L L N Wellhead Protecti on AreY a L W N Activities RelatedS to Pathogens L E W Y E B I H E L S T W N Y Y L K Y S A R H I S E O A IN H E WHR PA-A L R 2 W K L W N E E D A 1 1 R N Vulnerability WheCre Threats C an Occur E S N R L 0 D D E E A Y IN Y I Map 7-6 R C 4 O D S M T L O L IE M O E R R C 2 G S WHPAD -B E S D A D O 1 R W E No Threats L O L R D H R R R C B E C E I D O D Ridgetown WHPA-C Y E E M W Y E E IN R 6- See chart below for level of thHreat R E W B L E C D R H L D E 1 L T E IN WHPA0-D I S E 10 - See chart below for level Eof threat L Areas Where Activities 4 E N IN B N I L L Erie WHPA S O S A T IL K H C M E O K E E E E S M E N T W A R N O S Would be N N T U E E T T B E N K N U E S O I B I B R N R K C L E R R S A E R I D A F N N D C M IN M I G L L I ID L O Drinking Water Threats E D N O E L G A N G R O E E N E O I D O G R K E S E E T S R L E T G D Y H N S R R IT Y E R E I R K E K D W D L U R D M H N S E H W D A O R U E IL O M 1 B N O C D B B N E L L O IN 0 U O A I N L 4 T F E L I R K N R IT L E N S L L D D IK G O IN I E L S M L L E E R A R G E R F G D V Y N K D O E E D E Y ID W IN E Lower Thames Valley C H IN D R 1 L L R N 0 L E G O 4 K L L R E IN K U F T B L Scane WHPA Source Protection Area O E A E C Y H N G L I E ID O VulneOrability Score L C H N R W Y Y E O W I K R Assessment Report T W N L E R A I L Y S E B D R R H L B 2 N IN 2 D A 1 Y R E L A L 0 D 1 E S S R C 4 O R D S E O D E S T D M E H R 6 W E R VulneraD ble Vulnerability H R I IG C E E N M Y E R K E IN Well field/InU take Area Score Significant EModerate H Low 10 W L E D L IN I H B L T L L L 1 L S E L 0 I N Erie R WHPA-A 10 Yes T Yes YR es 4 E IN I D N D S N A L O K H O S E R E C M E F N E S Erie E WHPA-B IN 6 No No Yes W A R N L T N T U E I A B B E N L Y M N U E S O I Erie H WHPA-CA 2 No No T No R R N R K C L E C I I F N C W K R E D G L D A L N I L A I I G O E L ErieE E WHPDA-D 2 No NoL N M No IN R N O E N L E I L L E E D O G R E W I IN A A R IN R T K D L O L R D D L T G Y E L H T Y N D I D S Scane L WHPA-A H 10 Yes Yes R YeAs K M H N M H E S T L R E I A O D T U B N E L O O B U B O B I L L N RScane P WHPA-B R 6 No L No Yes A L IN R K W M B A C S L D E S E L D I A T L E R ScCane C WHPA-C 2 NIoN No W No R E D H L E F G D O D R S N C I D D R Scane WHPA-D 2 E No No No

E N E I E N L H IN 2,500 1,250 0 2,500 m Activities RIelaH ted to ChemicaEls ActivitiesN RelatOed to Dense NonL aqueous H E L O N H E Y W IN I Y N O W Y E C L N W L E W I S A T W IN O Y O Y W N C Y L R Phase Liquid (DNARPL) H L S VulnerabilSity WhereA Threats CanT OccuHr I S A R A 1 L 2 R R R R L O 2 P D L 0 D B 1 E A D 1 L 1 R 4 Y A 0 D B E R C O D P R L 4 O Y D Vulnerability Where DThreMats Can OccOur R E D C O E W D E No Threats M W R E H R H D R C E C E No Threat E N E N T E I Erie WHPA E I O B L T 6 - See chart below for level oBf threat L Erie WHPA K L E O K L M E IL T E IL E E 2 See chaNrt below for level of threat E S M E T K N E N S T IN K T N R B O A E 10 - See char Bt below for level of threatO IN D R S M N M R A E 6 See chart beI low for level of threat C I D R S M D A L O ID C M IN G N E O A L O S E E T S G N E O E H S R E S T 10 See chart belo Rw for level oEf threat IN R R E H E E S S R L K U R IN R E D W D A O R E R K U N O D D W L D A R E B O C N O O D N U T F B O C LI R T L E U T F Y I O E K W G M E N IN Y R IT L I G IN LI L W G M O E S H R L H G E N A 1 E D E IK R IN I V 0 N N K S 1 E D L L 4 E I E Y Map created by UTRCA, December 2, 2009 A 0 N E IN L E D V 4 I N K L L E R E L E Y L N E K E N G O T IN LL E D T R F I L A L E N R N A L K Y Base mapping produced under license with the I G O Y U O E L K F L L L B C Scane WHPA O Ontario Ministry of Natural Resources.© 2009. R O K O G U C E Scane WHPA D R B G R I R D R R D I D Activities Related to Pathogens, DNAPLs and Pathogens - R B A as required by Rules 8 and 9 of the Technical Rules: Assessment B M S M A U E Report (MOE, proposed amendments August 2009) and as listed in U S L E L R L L D the Tables of Drinking Water Threats (MOE, Clean Water Act, 2006) R E R R D IN D E D L E N S Vulnerable Vulnerability H Well Head Protection Areas and Vulnerability Assessment - I Vulnerable Vulnerability H T IN IL L E I E L L S IN L H N T as per Part V and VII of the Technical Rules: Assessment T E L L IGWell field/InLtIake Area Score Significant N Moderate LoRw WHell field/IntakNe Area Score Significant MT oderate Low R N D Report (MOE, proposed amendments August 2009) I K H O IG L N D C E R N H O Erie L WHPA-A N 10 Yes F No No ErKie C WHPA-A E 10 Yes R Yes Yes E I L N F L E I W Y A L Erie WHPA-B A 6 Yes No L N No Erie W WHPA-B Y 6 No Yes A Yes I T A M N W A R T E A R W C Erie IN WHPA-DC 2 Yes No T IMNo Thames-Sydenham Erie E WHPA-C A 2 No No K NRo L L N D L IM T R & Region I I IN L O E O M E L L A L H B D O E L R Erie WHPA-D IN 2 No No C No N R E L I Erie L WHPAH-D 2IN No No A No D L K H L T Y H B A L E L P H T I A B T R A A S N R H O N Scane M WHPA-A 10 Yes No L No H Scane P WHPA-A S10 Yes YBes YD es R A U A W M U L T W C R C R Y IC A R A I B A C T I ScanCe WHPA-B 6 YesE No NRo Scane WHPA-B B 6 No Yes Yes M E H E H IN D B R IN R R L D L Scane WHPA-C 2 Yes No No D S E Scane WHPA-C 2 NoS No No D D D E S Scane WHPA-D 2 NEo No No Scane WHPA-D 2 No No No O R E IN E L IN S E L Map 7-7 WNheatley Combined N E I PotSential Threat Level E E L N IN U H E L Q S C E H Primary and EmE ergency R E O foU r Chemical or Pathogens S C West Elgin N A IN Y Q R E O I M L N A IN Y L E L Intake ProtecR tion Zones (IPZ) N E IN M N E O R L N E Areas Where Activities E S D Legend O R N M R S D O O E M Legend I H E O P T N H IO T Would be P Shoreline Shoreline Drinking Water Threats IPZ-T Vulnerability Score Threat Level (dependent on circumstances) S D IN U T A E S D IPZ1 - 6.0 (PN rimary) and 7.0 (EmergenNcy) U M I B IN N L O A Low E B H R M IN O IPZ2 - 4.2S (Primary) O L G R R R A U G H O A M E G R S U H N H A ModeRrate or Low G A I A L R H M E H Lower Thames Valley M D A N IN R S O M L D T S S N M T O O S Source Protection Area H M T O H T E Assessment Report IN L E H IN S L A H S A

E IN L M E Y IN A C E L L K E LIN M C IN W Y IL L IE A C E NE R L V L K LI E O T LK C I IN W V R L L IE IL P E R L T K V S S B E O L L V P R E ID I IL E N E G S S B I R I IL L E D G T D IN E O L R B T D L O A B T L TA G R A G H R A A M H 1,700 850 0 1,700 m R A D M R 4.2 4.2 D

K 7.0 E 7.0 R K R E R R D R 6.0 R D 6.0

Map created by UTRCA, December 3, 2009

E Base mapping produced under license with the Ontario IN L E Ministry of Natural Resources. © 2009. Y IN A L R Y G A Intake Protection Zones - Thames-Sydenham and Region R G Source Protection Region, Sept. 2009 and as per Part V Lake Erie and VII of the Technical Rules: Assessment Report Lake Erie (MOE, proposed amendments August 2009)

Intake Protection Zones- Threats : Municipality of West Elgin Table Defining Where Chemical or Pathogens can be Significant, Moderate or Low Source Protection Planning Technical Study Phase 2 – Potential Threats Analysis TM Vulnerability Potential Threats Analysis for the West Elgin Water Vulnerable Area Score Significant Moderate Low Treatment Plant, Stantec 2009 IPZ-1-Primary 6 No Yes Yes Thames-Sydenham IPZ-2-Primary 4.2 No No Yes and Region IPZ-1-Emergency 7 No Yes Yes IPZ-2-Emergency tbd tbd tbd tbd H

I L L Y L N M C N K Map 7-8 ER N SEA 7 R L RD IL Potential Threat Level T D O Wheatley Combined T E

A S R N S R S D E T N T Y V T for Chemical or Pathogens E Wheatley I K Primary and Emergency A D A O I

E R B R L E L R R E

A U E D D Intake Protection Zones (IPZ) D T N I J I Areas Where Activities D K Legend ST L R S 6 N L RE N L O C O N O O E M A L N E T E I Y Legend D M V E S L Would be H L R Y E Shoreline A E K T D N ID

M E E D T R M Shoreline T R R S Y I

S D Drinking Water Threats Essex Region SPA* R A N D E D R I B Essex Region SPA* A I T

R L Threat Level (depeOndent on circumstances) E E B IPZ - Vulnerability Score U N L J I A T D E S L T R N R IPZ1 - 6.0 (Em;ergency) and 7.0 (Primary)OO O Low E M T 1 P E E 2 I M V E L R I A L A D IPZ2 - 4.8 (Primary) and 5.6 (Emergency) S D R Y I MoE derate or Low D M T D L Lower Thames Valley S

R A S I

R N

A E E E I

M HICKON RD R Source Protection Area

D W R 5.6 T O Assessment Report O O B P E D L I M E A E N L T R IL I A S L Y R N N D T D L A IO D R S S N S R

1 E E E E D I 2 C N I HICKON RD R N L A 5.6 O E IT E C W T O S 1S R R T O E E O D D M E 4.8 IN L L A DEE N N R RUN RD IO D S S R E E D C N N I L D O T C I R

T O S R 4.8 O 1 T L

E I D M 6.0 1,000 500 0 1,000 m DEER RUN RD D 5.6 R

D Y

R E

L D 1 7.0 L

6.0 U

A P O FO E X RUN R L D R

I S D

M 5.6 R E E R

M O D 7.0 H R S

E Map created by UTRCA, December 3, 2009 D Y K R E

S R D E R E T Intake Protection Zones - Thames-Sydenham and Region E R T

M O O Source Protection Region, Sept. 2009 and as per Part V C H 4.8 S and VII of the Technical Rules: Assessment Report E MERSEA 2 RD (MOE, proposed amendments August 2009) K Lake Erie A L K Lake Erie Intake Protection Zones- Threats : Essex Chatham - Kent P IE Source Protection Planning Technical Study Potential R E Threats Analysis Technical T T 4.8 Memorandum Potential Threats Analysis for the Thames O C Sydenham Region Water Treatment Plants, Stantec November, MERSE A 2 RD 2009. Table Defining Where Chemical or Pathogens can be Significant, Moderate or Low *Note: Area is within Essex Region Source Protection Area (ERSPA) Refer to ERSPA Assessment Report for delineation and detailed information related to the part of Vulnerability the IPZ in the ERSPA. D Vulnerable Area Score SignYificant Moderate Low K E R IPZ-1-Primary 6 NoD Yes Yes 4.8 No No Yes Thames-Sydenham IPZ-2-Primary D

R and Region IPZ-1-Emergency 7 NH o Yes Yes C

IPZ-2-Emergency 5.6 NE o No Yes