PLATTE RIVER BASIN

BIG THOMPSON PROJECT-Continued

402524105133300 HANSEN CANAL BELOW TRIFURCATION NEAR LOVELAND, CO

WATER-QUALITY RECORDS

LOCATION.--Lat 40°25'24", long 105°13'33", in SW14SW14 sec.3, T.5 N., R.70 W., Larimer County, Hydrologic Unit 10190006, at gage 1.1 mi from Hwy 34, 8.6 mi west of Loveland.

PERIOD OF RECORD.--August 2000 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=402524105133300

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Time	Instan- taneous dis- charge, cfs (00061)	Turbid- ity, wat unf lab, Hach 2100AN NTU (99872)	Dis- solved oxygen, mg/L (00300)	pH, water, unfltrd field, std units (00400)	Specif. conduc- tance, wat unf uS/cm 25 degC (00095)	Temper- ature, water, deg C (00010)	Hard- ness, water, unfltrd mg/L as CaCO3 (00900)	Calcium water, fltrd, mg/L (00915)	Magnes- ium, water, fltrd, mg/L (00925)	Potas- sium, water, fltrd, mg/L (00935)	Sodium adsorp- tion ratio (00931)	Sodium, water, fltrd, mg/L (00930)
NOV
21...	1350	71	1.2	10.4	7.9	50	5.5	20	6.12	1.17	0.63	0.2	2.05
DEC
13...	0845	70	1.8	11.1	7.8	55	2.0	22	6.60	1.28	0.70	0.2	2.07
JAN
16...	1355	104	<1.0	11.5	8.2	59	3.0	26	8.04	1.51	0.76	0.2	2.46
FEB
14...	0850	69	1.0	11.1	8.0	65	2.5	26	7.95	1.50	0.81	0.2	2.59
MAR
28...	1035	51	4.7	10.5	8.4	79	4.5	32	9.74	1.97	0.83	0.3	3.55
APR
17...	1410	2.8	1.8	9.5	8.4	81	12.0	31	9.31	1.95	0.99	0.3	3.79
MAY
09...	1030	48	3.2	9.0	8.7	101	10.5	33	9.28	2.32	1.02	0.4	5.57
23...	1040	76	3.8	10.6	7.8	61	10.5	21	5.88	1.51	0.77	0.4	3.72
JUN
06...	0850	46	4.7	9.8	7.2	28	9.0	11	3.34	0.752	0.52	0.2	1.49
20...	0900	94	2.7	9.4	7.2	21	11.0	8	2.33	0.571	0.34	0.2	1.18
JUL
11...	0850	191	2.8	8.5	7.2	23	15.0	8	2.47	0.543	0.33	0.2	1.51
24...	1240	213	2.5	8.0	7.4	21	18.5	8	2.39	0.480	0.30	0.2	1.11
AUG
14...	1320	376	2.4	8.1	7.5	35	19.5	14	4.01	0.862	0.46	0.2	1.64
SEP
11...	1250	336	3.1	8.3	7.8	51	15.0	20	5.99	1.28	0.60	0.2	1.97

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Alka- linity, wat flt fxd end lab, mg/L as CaCO3 (29801)	Chlor- ide, water, fltrd, mg/L (00940)	Sulfate water, fltrd, mg/L (00945)	Residue water, fltrd, sum of consti- tuents mg/L (70301)	Residue water, fltrd, tons/ acre-ft (70303)	Residue water, fltrd, tons/d (70302)	Residue on evap. at 180degC wat flt mg/L (70300)	Ammonia + org-N, water, unfltrd mg/L as N (00625)	Ammonia water, fltrd, mg/L as N (00608)	Nitrite + nitrate water fltrd, mg/L as N (00631)	Ortho- phos- phate, water, fltrd, mg/L as P (00671)	Phos- phorus, water, fltrd, mg/L (00666)	Phos- phorus, water, unfltrd mg/L (00665)
NOV
21...	23	0.74	2.8	28	0.05	6.94	36	0.16	<0.015	0.060	<0.007	<0.004	0.007
DEC
13...	E25	1.40	2.8	--	--	--	40	0.20	E.009	0.055	<0.007	E.003	0.010
JAN
16...	29	0.42	2.9	33	0.06	11.5	41	0.20	<0.015	0.039	<0.007	E.003	0.013
FEB
14...	30	0.55	3.1	34	0.05	7.15	38	0.17	<0.015	0.038	<0.007	0.004	0.015
MAR
28...	31	2.65	4.4	43	0.07	7.14	52	0.29	<0.015	0.147	<0.007	E.003	0.020
APR
17...	31	3.75	4.2	42	0.07	0.39	53	0.32	E.012	E.018	<0.007	0.008	0.016
MAY
09...	26	9.53	6.8	50	0.09	8.60	67	0.37	E.011	0.103	<0.007	E.003	0.022
23...	16	4.88	4.9	32	0.07	10.8	53	0.36	E.013	0.159	E.004	0.015	0.033
JUN
06...	10	0.95	2.1	16	0.04	3.75	30	0.24	<0.015	0.148	<0.007	0.005	0.019
20...	8	1.00	1.7	13	0.04	6.77	27	0.20	E.011	0.151	<0.007	E.004	0.016
JUL
11...	9	1.00	1.6	14	0.03	10.9	21	0.18	E.014	0.150	0.010	0.015	0.026
24...	9	0.69	1.4	12	0.03	13.0	23	0.21	E.012	0.085	E.004	0.010	0.020
AUG
14...	14	0.77	2.3	19	0.04	28.3	28	0.25	E.013	0.063	0.008	0.014	0.029
SEP
11...	21	1.16	3.3	27	0.06	37.8	42	0.29	0.024	0.054	<0.007	0.007	0.026

402524105133300 HANSEN CANAL BELOW TRIFURCATION NEAR LOVELAND, CO-Continued

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Arsenic water, fltrd, ug/L (01000)	Copper, water, fltrd, ug/L (01040)	Iron, water, fltrd, ug/L (01046)	Lead, water, fltrd, ug/L (01049)	Mangan- ese, water, fltrd, ug/L (01056)	Mercury water, fltrd, ug/L (71890)	Nickel, water, fltrd, ug/L (01065)	Silver, water, fltrd, ug/L (01075)
NOV
21...	E.2	2.5	16	E.05	2.3	<0.02	0.38	<0.20
DEC
13...	E.2	0.9	12	0.08	0.6	<0.02	0.45	<0.20
JAN
16...	E.1	0.9	E7	E.06	13.4	<0.02	0.47	<0.20
FEB
14...	E.2	4.9	11	<0.08	3.6	<0.02	0.43	<0.20
MAR
28...	0.3	2.0	20	<0.08	0.6	<0.02	0.35	<0.20
APR
17...	E.2	12.6	34	<0.08	1.3	<0.02	0.53	<0.20
MAY
09...	E.2	4.6	60	E.05	0.7	<0.02	0.63	<0.20
23...	E.2	5.0	86	0.08	5.0	<0.02	0.34	<0.20
JUN
06...	<0.3	1.6	72	<0.08	9.4	<0.02	0.32	<0.20
20...	<0.3	11.6	69	E.05	8.0	<0.02	0.28	<0.20
JUL
11...	<0.3	1.2	55	E.08	2.3	<0.02	0.20	<0.20
24...	<0.3	1.7	50	E.06	3.2	<0.02	0.19	<0.20
AUG
14...	E.2	1.0	49	<0.08	2.1	<0.02	0.31	<0.20
SEP
11...	E.2	6.3	63	E.05	1.9	<0.02	0.28	<0.20
< -- Actual value is known to be less than the value shown. E -- Estimated laboratory analysis value.

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Benzene water unfltrd ug/L (34030)	Ethyl- benzene water unfltrd ug/L (34371)	meta- + para- Xylene, water, unfltrd ug/L (85795)	o- Xylene, water, unfltrd ug/L (77135)	Toluene water unfltrd ug/L (34010)
NOV
21...	<0.4	<0.4	<0.4	<0.4	<0.4
DEC
13...	<0.4	<0.4	<0.4	<0.4	<0.4
JAN
16...	<0.4	<0.4	<0.4	<0.4	<0.4
FEB
14...	<0.4	<0.4	<0.4	<0.4	<0.4
MAR
28...	<0.4	<0.4	<0.4	<0.4	<0.4
APR
17...	<0.4	<0.4	<0.4	<0.4	<0.4
MAY
09...	<0.4	<0.4	<0.4	<0.4	<0.4
23...	<0.4	<0.4	<0.4	<0.4	<0.4
JUN
06...	<0.4	<0.4	<0.4	<0.4	<0.4
20...	<0.4	<0.4	<0.4	<0.4	<0.4
JUL
11...	<0.4	<0.4	<0.4	<0.4	<0.4
24...	<0.4	<0.4	<0.4	<0.4	<0.4
AUG
15...	<0.4	<0.4	<0.4	<0.4	<0.4
SEP
11...	<0.4	<0.4	<0.4	<0.4	<0.4
< -- Actual value is known to be less than the value shown.