Statutes, codes, and regulations
Nevada Administrative Code
Chapter 445A - Water ControlsWATER POLLUTION CONTROL
Standards for Water Quality
Section 445A.1628 - Truckee Region: Lake Tahoe Tributaries

Nev. Admin. Code § 445A.1628

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Current through November 8, 2024
Section 445A.1628 - Truckee Region: Lake Tahoe Tributaries

The limits of this table apply to the bodies of water known as the Lake Tahoe Tributaries which are located in Nevada and which are not included in NAC 445A.1632 to 445A.1666, inclusive. The Lake Tahoe Tributaries are located in Carson City and Douglas and Washoe Counties.

STANDARDS OF WATER QUALITY

Lake Tahoe Tributaries

PARAMETER REQUIREMENTS TO MAINTAIN EXISTING HIGHER QUALITY WATER QUALITY STANDARDS FOR BENEFICIAL USES Beneficial Usea
Livestock Irrigation Aquatic Contact Noncontact Municipal Industrial Wildlife Aesthetic Enhance Marsh
Beneficial Uses X X X X X X X X X
Aquatic Life Species of Concern Cold-water fishery.
Temperature - °C S.V. Oct-May S.V. Jun-Sep [LESS THEN OR EQUAL TO] 10.0 [LESS THEN OR EQUAL TO] 20.0 * X
pH - SU S.V.6.5 - 9.0 X X * * X X *
Dissolved Oxygen - mg/l S.V. [GREATER THEN OR EQUAL TO] 6.0 X * X X X X
Total Phosphates (as P) - mg/l A-Avg. [LESS THEN OR EQUAL TO] 0.05 * X X X *
Nitrogen Species (as N) - mg/l Nitrate S.V. Nitrite S.V. [LESS THEN OR EQUAL TO] 10.0 [LESS THEN OR EQUAL TO] 0.06 X X * X *
Unionized Ammonia - mg/l S.V. [LESS THEN OR EQUAL TO] 0.004 * X
Total Suspended Solids - mg/l S.V. [LESS THEN OR EQUAL TO] 25.0 * *
Turbidity - NTU S.V. [LESS THEN OR EQUAL TO] 10.0 * *
Color - PCU S.V. [LESS THEN OR EQUAL TO] 75.0 * *
Total Dissolved Solids - mg/l A-Avg. [LESS THEN OR EQUAL TO] 500.0 X X *
Chloride - mg/l S.V. [LESS THEN OR EQUAL TO] 250.0 X * X X
Sulfate - mg/l S.V. [LESS THEN OR EQUAL TO] 250.0 *
Sodium - SAR A-Avg. [LESS THEN OR EQUAL TO] 8.0 *
E. coli - No./100 ml S.V. [LESS THEN OR EQUAL TO] 126.0 * X

* = The most restrictive beneficial use.

X = Beneficial use.

a Refer to NAC 445A.122 and 445A.1622 for beneficial use terminology.

Nev. Admin. Code § 445A.1628

Added to NAC by Environmental Comm'n by R160-06, eff. 8-26-2008

NRS 445A.425, 445A.520