WRIR 00-4001
Surface- and Ground Water Characteristics in the Upper Truckee River and Trout Creek Watersheds

Table 7. Water-quality data for ground-water monitoring sites in Upper Truckee River and Trout Creek watersheds, California, July-December 1996

[Abbreviations: ft3/s, cubic feet per second; mg/L, milligrams per liter; µs/cm, microsiemens per centimeter at 25 degrees Celsius; ° C, degrees Celsius]

Site
no.
(pl. 1)

Date

Time

Specific
conductance
(µS/cm)

pH
field
(standard
units)

Air
temperature
(°C)

Water
temperature
(°C)

Nitrogen
NO2+NO3
dissolved
(mg/L as N)

Nitrogen,
ammonia
dissolved
(mg/L as N)

Nitrogen,
ammonia+
organic
dissolved
(mg/L as N)

Phosphorus
dissolved
(mg/L as P)

Phosphorus,
ortho,
dissolved
(mg/L as P)

Iron,
bio-reactive
dissolved
(µg/L as Fe)

Upper Truckee River watershed
71

07-15-96

1145

 154 6.5 22.5 9.5 0.059 0.523 1.2 0.074 0.041 8,800
71

11-21-96

1255

 155 5.5 10.0 8.0 .073 .429 1.7 .047 .032 1,800
72

07-15-96

1420

 106 8.2 24.5 10.0 .454 .001 .10 .051 .019 4.3
72

11-22-96

1325

 105 7.5 5.5 10.0 .393 .003 <.01 .031 .018 16
77

07-16-96

0755

 131 7.8 14.0 8.5 .531 .018 .05 .059 .033 9.0
77

12-13-96

0750

 160 7.9 3.5 8.0 .999 .002 .04 .034 .025 9.0
80

07-16-96

0955

 110 9.0 18.5 10.5 .010 .009 .10 .101 .067 25
80

12-13-96

0830

 110 8.9 4.0 10.0 .012 .008 .05 .056 .056 18
97

07-16-96

0940

 161 8.6 20.0 14.5 .095 .001 .07 .051 .016 9.5
97

12-13-96

0900

 156 8.6 4.0 14.0 .135 .010 .22 .038 .015 31

Trout Creek watershed
135

07-15-96

1320

 305 6.4 25.0 12.0 2.02 .006 .12 .055 .010 24
135

11-21-96

1130

 173 6.4 12.0 8.5 3.24 .001 .03 .018 .012 13
137

07-18-96

1350

 94 6.4 22.5 10.0 .002 .409 .36 .069 .026 9.2
137

11-26-96

1255

 94 6.6 4.0 8.5 .002 .375 .04 .034 .023 68
143

11-26-96

1400

 542 6.3 5.0 11.0 1.89 .002 .13 .039 .029 1,800

Adjacent to study area
164

07-15-96

0950

 101 6.5 19.5 9.0 .449 .001 .01 .055 .014 8.5
164

11-22-96

1240

 98 7.0 5.0 8.0 .430 .001 .01 .020 .014 29

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