2002 Water Quality Inventory Page : 1 (based on data from 03/01/1996 to 02/28/2001) Grapevine Lake Segment: 0826 Basin

Basin number: 8 Basin group: B Water body description: From Grapevine in Tarrant County up to normal pool elevation of 535 feet (impounds Denton Creek) Water body classification: Classified Water body type: Reservoir Water body length / area: 7,380 Acres Water body uses: Aquatic Life Use, Contact Recreation Use, General Use, Fish Consumption Use, Public Water Supply Use

Additional Information: The public water supply and general uses are fully supported. The aquatic life, contact recreation and fish consumption uses were not assessed.

2002 Concerns:

Assessment Area Use or Concern Concern Status Description of Concern Middle portion of reservoir General Use Use Concern- high pH southeast of Walnut Grove Park Limited Data

Monitoring sites used:

Assessment Area Station ID Station Description Lower portion of reservoir north of 16114 GRAPEVINE LAKE, MID-LAKE BETWEEN ISLAND AND SHORE, NORTH Oak Grove Park OF OAK GROVE PARK Lowermost portion of reservoir 16113 GRAPEVINE LAKE NEAR INTAKE STRUCTURE AT NORTH END OF DAM Middle portion of reservoir east of 16115 GRAPEVINE LAKE, MID-LAKE BETWEEN MEADOWMERE PARK AND Meadowmere Park SLOUGH CONTAINING TWIN COVES PARK Middle portion of reservoir 16112 GRAPEVINE LAKE, MID-LAKE BETWEEN WALNUT GROVE PARK AND southeast of Walnut Grove Park RED BUD POINT Morehead Creek cove 11036 GRAPEVINE RESERVOIR AT MOREHEAD CREEK COVE NEAR MOUTH OF COVE Morehead Creek cove 11037 GRAPEVINE RESERVOIR AT MOREHEAD CREEK COVE 2.89 KM FROM DAM Morehead Creek cove 16118 GRAPEVINE LAKE AT UPSTREAM END OF MCPHERSON SLOUGH COVE, SOUTH OF OAK GROVE PARK North Main Slough cove 16116 GRAPEVINE LAKE AT MOUTH OF NORTH MAIN SLOUGH COVE North Main Slough cove 16117 GRAPEVINE LAKE AT UPSTREAM END OF NORTH MAIN SLOUGH COVE Upper portion of reservoir east of 16111 GRAPEVINE LAKE, MID-LAKE AT HALFWAY POINT BETWEEN SAM Marshall Creek Park BASS CAVE AND COVE CONTAINING MARSHALL CREEK PARK 2002 Texas Water Quality Inventory Page : 2 (based on data from 03/01/1996 to 02/28/2001) Published studies: Publication Date Author IMS 23 Grapevine Reservoir March 1975 Brazier, F.