PLATTE RIVER BASIN

BIG THOMPSON PROJECT-Continued

403020105114700 HANSEN CANAL ABOVE TUNNEL NO 5 NEAR LOVELAND, CO

WATER-QUALITY RECORDS

LOCATION.-Lat 40°30'20", long 105°11'47", in NW14NE14 sec.11, T.6 N., R.70 W., Larimer County, Hydrologic Unit 10190006, at 2.25 mi west of Horsetooth Reservoir (south inlet), 4.8 mi west of Ft. Collins.

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=403020105114700

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
22...	0840	73	1.5	11.7	7.6	51	3.5	21	6.54	1.23	0.61	0.2	2.15
DEC
13...	0955	77	1.2	11.3	8.1	55	2.0	22	6.68	1.29	0.66	0.2	2.11
JAN
17...	0905	119	1.1	11.2	8.0	62	2.0	26	7.90	1.48	0.71	0.2	2.42
FEB
14...	1035	74	1.5	11.3	8.2	65	2.5	24	7.18	1.38	0.78	0.2	2.39
MAR
28...	1210	51	4.1	10.6	8.5	84	4.5	31	9.22	1.92	0.81	0.3	3.41
MAY
09...	1210	51	2.6	9.5	9.0	100	10.0	32	9.09	2.28	0.99	0.4	5.51
23...	1145	80	3.6	11.4	7.8	63	12.0	21	5.89	1.51	0.77	0.4	3.76
JUN
06...	1010	55	4.0	9.5	7.6	27	10.0	11	3.20	0.739	0.50	0.2	1.42
20...	1020	98	3.2	9.3	7.4	24	11.5	10	2.76	0.649	0.35	0.2	1.33
JUL
11...	1005	206	2.2	8.3	7.5	23	16.0	8	2.47	0.536	0.32	0.2	1.46
25...	0855	247	3.0	8.1	7.5	21	18.0	8	2.41	0.475	0.27	0.2	1.15
AUG
15...	0900	403	2.6	8.1	7.5	36	18.5	14	4.01	0.857	0.43	0.2	1.69
SEP
11...	1355	315	3.3	8.7	7.7	51	15.0	21	6.22	1.21	0.64	0.2	2.16

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
22...	23	1.82	2.8	29	0.05	7.27	37	0.34	<0.015	0.058	<0.007	E.004	0.005
DEC
13...	E25	0.61	2.7	--	--	--	38	0.19	<0.015	0.054	<0.007	E.003	0.010
JAN
17...	29	0.42	2.9	33	0.06	13.7	42	0.20	<0.015	0.039	<0.007	E.004	0.012
FEB
14...	30	0.59	3.1	33	0.06	8.74	44	0.19	<0.015	0.030	<0.007	E.004	0.015
MAR
28...	31	2.50	4.5	42	0.08	7.97	58	0.27	<0.015	0.150	<0.007	E.004	0.020
MAY
09...	26	9.50	6.7	50	0.10	10.1	74	0.41	E.011	0.091	<0.007	E.003	0.021
23...	17	4.99	5.0	33	0.08	12.0	56	0.41	E.012	0.162	E.005	0.011	0.031
JUN
06...	10	0.90	2.1	16	0.04	4.30	29	0.22	E.011	0.157	<0.007	0.006	0.018
20...	9	0.83	2.0	14	0.04	8.06	30	0.23	E.010	0.160	<0.007	0.016	0.020
JUL
11...	9	1.00	1.6	14	0.03	10.2	18	0.21	0.017	0.153	0.009	0.015	0.026
25...	9	0.76	1.4	12	0.03	14.1	21	0.21	0.017	0.082	E.005	0.010	0.020
AUG
15...	14	0.79	2.4	19	0.03	26.4	24	0.19	E.011	0.062	E.004	0.009	0.027
SEP
11...	--	1.11	3.4				33	0.24	0.020	0.053	<0.007	0.007	0.026

403020105114700 HANSEN CANAL ABOVE TUNNEL NO 5 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
22...	E.2	1.8	16	<0.08	1.6	<0.02	0.34	<0.2
DEC
13...	E.2	1.3	E9	E.05	0.7	<0.02	0.46	<0.2
JAN
17...	E.2	1.4	<10	0.25	11.8	<0.02	0.41	<0.2
FEB
14...	E.2	3.0	10	<0.08	2.5	<0.02	0.43	<0.2
MAR
28...	E.2	2.7	15	<0.08	1.2	<0.02	0.32	<0.2
MAY
09...	E.2	5.2	58	E.05	0.8	<0.02	0.64	<0.2
23...	E.2	5.2	90	E.07	4.7	<0.02	0.33	<0.2
JUN
06...	<0.3	2.2	77	<0.08	8.8	<0.02	0.33	<0.2
20...	<0.3	11.0	68	<0.08	6.7	<0.02	0.29	<0.2
JUL
11...	<0.3	1.3	56	E.05	2.4	<0.02	0.20	<0.2
25...	<0.3	1.8	46	0.11	1.7	<0.02	0.17	<0.2
AUG
15...	E.2	1.2	44	E.04	0.7	<0.02	0.30	<0.2
SEP
11...	E.3	6.6	54	<0.08	1.9	<0.02	0.19	<0.2
< -- 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
22...	<0.4	<0.4	<0.4	<0.4	<0.4
DEC
13...	<0.4	<0.4	M	<0.4	<0.4
JAN
17...	<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
MAY
09...	<0.4	<0.4	M	<0.4	<0.4
23...	<0.4	<0.4	M	<0.4	<0.4
JUN
06...	<0.4	<0.4	M	<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
25...	<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. M -- Presence of material verified but not quantified.