PLATTE RIVER BASIN

06742500 CARTER LAKE NEAR BERTHOUD, CO-Continued

WATER-QUALITY RECORDS

PERIOD OF RECORD.--February 1970 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=06742500

REMARKS.--Samples collected near the southeast end of reservoir.

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

Date	Time	Sam- pling depth, feet (00003)	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)
NOV
07...	0853	0.50	8.1	7.2	71	8.9
07...	0854	5.00	8.1	7.2	70	8.9
07...	0855	10.0	7.9	7.2	68	8.9
07...	0856	15.0	7.9	7.2	68	8.9
07...	0857	20.0	7.9	7.2	68	8.9
07...	0858	25.0	7.8	7.2	67	8.8
07...	0859	30.0	7.8	7.2	67	8.8
07...	0900	35.0	7.8	7.2	67	8.8
07...	0901	40.0	7.7	7.2	67	8.8
07...	0902	45.0	7.7	7.2	67	8.8
07...	0903	50.0	7.7	7.2	66	8.8
07...	0904	55.0	7.6	7.2	66	8.8
07...	0905	60.0	7.5	7.2	66	8.8
07...	0906	65.0	7.6	7.2	66	8.8
07...	0907	70.0	7.6	7.2	66	8.8
07...	0908	75.0	7.6	7.2	66	8.7
07...	0909	80.0	7.6	7.2	66	8.7
07...	0910	85.0	7.7	7.2	66	8.7
07...	0911	90.0	7.7	7.2	66	8.7
MAY
16...	1111	0.50	8.5	7.3	59	12.9
16...	1112	5.00	8.6	7.4	59	12.6
16...	1113	10.0	8.6	7.5	59	12.3
16...	1114	15.0	8.5	7.6	59	12.3
16...	1115	20.0	8.7	7.6	59	11.4
16...	1116	25.0	9.2	7.6	58	8.6
16...	1117	30.0	9.2	7.4	58	6.6
16...	1118	35.0	9.2	7.3	58	6.3
16...	1119	40.0	9.0	7.2	58	6.2
16...	1120	45.0	8.9	7.2	58	6.1
16...	1121	50.0	8.8	7.2	58	6.0
16...	1122	55.0	8.7	7.1	58	5.8
16...	1123	60.0	8.8	7.1	58	5.8
16...	1124	65.0	8.7	7.0	58	5.6
16...	1125	70.0	8.6	7.0	58	5.6
16...	1126	75.0	8.5	7.0	58	5.5
16...	1127	80.0	8.5	7.0	58	5.4
16...	1128	85.0	8.4	7.0	58	5.3
16...	1129	90.0	8.3	7.0	58	5.2
16...	1130	100	8.2	7.0	58	5.2
16...	1131	110	8.3	7.0	58	5.2
16...	1132	120	8.3	7.0	58	5.1

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

Date	Time	Sam- pling depth, feet (00003)	Trans- parency Secchi disc, inches (00077)	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
07...	0915	0.10	108	8.1	7.2	71	8.9	30	9.80	1.38	0.60	0.2	2.07
07...	0920	90.0	--	7.7	7.2	66	8.7	30	9.89	1.39	0.64	0.2	2.07
MAY
16...	1140	0.10	162	8.5	7.3	59	12.9	28	8.84	1.32	0.69	0.2	2.03
16...	1150	120	--	8.3	7.0	58	5.1	29	9.22	1.37	0.74	0.2	2.15