126 PASSAIC BASIN 01387811 AT LANE, AT OAKLAND, NJ

LOCATION.--Lat 41°02'12", long 74°14'29", Bergen County, Hydrologic Unit 02030103, at bridge on Lenape Lane, 500 ft northwest of Crystal Lake, 0.7 mi north of Oakland, and 0.9 mi east of Ramapo Lake. DRAINAGE AREA.--135 mi2. PERIOD OF RECORD.--October 2004 to August 2005. REMARKS.--Total nitrogen (00600) equals the sum of dissolved ammonia plus organic nitrogen (00623), dissolved nitrite plus nitrate nitrogen (00631), and total particulate nitrogen (49570). COOPERATION.--Field data and samples for laboratory analyses were provided by the Department of Environmental Protection. Concentrations of ammonia in samples collected during November to December and August to September; orthophosphate in every sampling period except February to March; and nitrite, biochemical oxygen demand, total suspended residue, fecal coliform, E. coli, and enterococcus bacteria were determined by the New Jersey Department of Health and Senior Services, Public Health and Environmental Laboratories, Environmental and Chemical Laboratory Services. COOPERATIVE NETWORK SITE DESCRIPTOR.--Statewide Status, New Jersey Department of Environmental Protection Watershed Management Area 3.

WATER-QUALITY DATA, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005 Turbdty UV UV white absorb- absorb- Dis- pH, Specif. light, ance, ance, Baro- solved water, conduc- Hard- det ang 254 nm, 280 nm, metric Dis- oxygen, unfltrd tance, Temper- Temper- ness, Calcium 90+/-30 wat flt wat flt pres- solved percent field, wat unf ature, ature, water, water, corrctd units units sure, oxygen, of sat- std uS/cm air, water, mg/L as fltrd, Date Time NTRU /cm /cm mm Hg mg/L uration units 25 degC deg C deg C CaCO3 mg/L (63676) (50624) (61726) (00025) (00300) (00301) (00400) (00095) (00020) (00010) (00900) (00915) OCT 28... 1100 1.5 .100 .077 765 9.6 85 7.6 413 11.5 9.8 110 30.6 FEB 02... 1030 1.4 .053 .041 768 14.3 98 8.4 481 2.0 .1 110 29.8 MAY 10... 1100 1.8 .068 .051 758 9.9 97 7.7 398 21.5 14.3 95 26.1 AUG 17... 1030 2.3 .089 .065 759 6.1 70 7.5 670 26.5 21.9 150 42.4

ANC, Residue Residue Residue Ammonia wat unf water, on total + Magnes- Potas- fixed Chlor- Fluor- fltrd, evap. at 105 org-N, Ammonia ium, sium, Sodium, end pt, ide, ide, Silica, Sulfate sum of at deg. C, water, water, water, water, water, lab, water, water, water, water, consti- 180degC sus- fltrd, fltrd, fltrd, fltrd, fltrd, mg/L as fltrd, fltrd, fltrd, fltrd, tuents wat flt pended, mg/L mg/L Date mg/L mg/L mg/L CaCO3 mg/L mg/L mg/L mg/L mg/L mg/L mg/L as N as N (00925) (00935) (00930) (90410) (00940) (00950) (00955) (00945) (70301) (70300) (00530) (00623) (00608) OCT 28... 7.65 1.61 39.6 71 71.2 E.1 8.4 13.3 221 221 3 .22 .011 FEB 02... 7.84 1.35 49.6 67 91.1 E.1 8.4 14.9 250 254 -- .25 .081 MAY 10... 7.25 1.44 40.4 56 75.5 E.1 5.9 12.3 207 242 -- .33 .045 AUG 17... 11.3 3.35 75.5 86 142 .1 6.7 20.0 363 415 1 .53 .062

Nitrite Partic- Ortho- Inor- + ulate Total Total phos- Total ganic Organic BOD, nitrate Nitrite nitro- nitro- nitro- phate, Phos- Phos- carbon, carbon, carbon, Organic water, water water, gen, gen, gen, water, phorus, phorus, suspnd suspnd suspnd carbon, unfltrd fltrd, fltrd, susp, water, water, fltrd, water, water, sedimnt sedimnt sedimnt water, 5 day, mg/L mg/L water, fltrd, unfltrd mg/L fltrd, unfltrd total, total, total, fltrd, 20 degC Date as N as N mg/L mg/L mg/L as P mg/L mg/L mg/L mg/L mg/L mg/L mg/L (00631) (00613) (49570) (00602) (00600) (00671) (00666) (00665) (00694) (00688) (00689) (00681) (00310) OCT 28... 1.23 .013 .04 1.5 1.5 .087 .085 .098 .3 <.1 .3 3.0 <1.0 FEB 02... 1.36 -- <.02 1.6 -- .038 .056 .067 .2 <.1 .2 1.9 -- MAY 10... 1.04 -- .08 1.4 1.4 .056 .079 .104 .5 <.1 .5 2.1 E1.1 AUG 17... 2.17 -- .06 2.7 2.8 .205 .22 .25 .5 <.1 .5 3.0 <1.0 PASSAIC RIVER BASIN 127 01387811 RAMAPO RIVER AT LENAPE LANE, AT OAKLAND, NJ—Continued

WATER-QUALITY DATA, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005—CONTINUED Sus- pended sedi- Boron, ment water, concen- fltrd, tration Date ug/L mg/L (01020) (80154) OCT 28... 39 -- FEB 02... 33 1 MAY 10... 32 2 AUG 17... 79 -- Remark codes used in this table: <-- Less than. E -- Estimated.

WATER-COLUMN TRACE-ELEMENT ANALYSES

WATER-QUALITY DATA, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005 Beryll- Chrom- Mangan- Barium, ium, Boron, ium, Copper, Iron, Lead, ese, Mercury water, water, water, water, water, water, water, water, water, Arsenic Arsenic unfltrd unfltrd unfltrd Cadmium unfltrd unfltrd unfltrd unfltrd unfltrd unfltrd water, water recover recover recover water, recover recover recover recover recover recover fltrd, unfltrd -able, -able, -able, unfltrd -able, -able, -able, -able, -able, -able, Date Time ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L (01000) (01002) (01007) (01012) (01022) (01027) (01034) (01042) (01045) (01051) (01055) (71900) FEB 02... 1030 E.2 <2 21.8 <.06 29 E.02 <.8 2.3 140 .18 51.0 <.01 AUG 17... 1030 .8 <2 30.5 <.06 69 E.04 <.8 2.3 90 .27 57.1 <.01

Nickel, Silver, Zinc, water, Selen- water, water, unfltrd ium, unfltrd unfltrd recover water, recover recover -able, unfltrd -able, -able, Date ug/L ug/L ug/L ug/L (01067) (01147) (01077) (01092) FEB 02... .72 E.4 <.16 5 AUG 17... 1.75 .7 <.16 5 Remark codes used in this table: <-- Less than. E -- Estimated. 128 PASSAIC RIVER BASIN 01387811 RAMAPO RIVER AT LENAPE LANE, AT OAKLAND, NJ—Continued

WATER-COLUMN PESTICIDE ANALYSES

The following were determined using laboratory schedule 2001 (listed in its entirety, with laboratory reporting levels, in "Laboratory Measurements" in the Explanation of Water-Quality Records section of this report). Only pesticides detected in one or more surface-water samples are listed in the following table.

WATER-QUALITY DATA, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005 Azin- Ben- Desulf- phos- flur- Car- Carbo- inyl Aceto- Ala- Atra- methyl, alin, baryl, furan, Chlor- DCPA, fipro- Diazi- CIAT, chlor, chlor, zine, water, water, water, water, pyrifos water nil, non, water, water, water, water, fltrd fltrd fltrd fltrd water, fltrd water, water, fltrd, fltrd, fltrd, fltrd, 0.7u GF 0.7u GF 0.7u GF 0.7u GF fltrd, 0.7u GF fltrd, fltrd, Date Time ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L (04040) (49260) (46342) (39632) (82686) (82673) (82680) (82674) (38933) (82682) (62170) (39572) MAY 10... 1100 <.006 <.006 <.005 E.005 <.050 <.010 <.041 <.020 <.005 <.003 <.012 <.005

Desulf- Pendi- inyl- Fipro- Fipro- Naprop- meth- Propy- Diel- fipro- nil nil Fipro- Linuron Metola- Metri- amide, alin, Prome- zamide, Sima- drin, nil sulfide sulfone nil, water chlor, buzin, water, water, ton, water, zine, water, amide, water, water, water, fltrd water, water, fltrd fltrd water, fltrd water, fltrd, wat flt fltrd, fltrd, fltrd, 0.7u GF fltrd, fltrd, 0.7u GF 0.7u GF fltrd, 0.7u GF fltrd, Date ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L (39381) (62169) (62167) (62168) (62166) (82666) (39415) (82630) (82684) (82683) (04037) (82676) (04035) MAY 10... <.009 <.029 <.013 <.024 <.016 <.035 <.006 <.006 <.007 <.022 <.01 <.004 <.005

Tri- Tebu- Terba- flur- thiuron cil, alin, water water, water, fltrd fltrd fltrd 0.7u GF 0.7u GF 0.7u GF Date ug/L ug/L ug/L (82670) (82665) (82661) MAY 10... <.02 <.034 <.009 Remark codes used in this table: <-- Less than. E -- Estimated.

WATER-COLUMN BACTERIA ANALYSES Samples were collected synoptically over a 30-day period during the summer.

WATER-QUALITY DATA, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005 Entero- Fecal cocci, E coli, coli- m-E m-TEC form, MF, MF, ECbroth water, water, water, col/ col/ MPN/ Date Time 100 mL 100 mL 100 mL (31649) (31633) (31615) JUN 01... 0908 30 100 40 08... 0909 130 500 500 15... 0915 110 400 130 22... 0926 220 100 230 29... 0846 240 500 230