reglab/statecodes huggingface dataset:
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1838 - Carson Region: Clear Creek at the Carson River

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Clear Creek from gaging station number 10-3105, located in the NE 1/4 of the NW
				  1/4 of section 1, T. 14 N., R. 19 E., M.D.B. & M., to the Carson River,
				  except for the length of the creek within the exterior borders of the Washoe
				  Indian Reservation. This segment of Clear Creek is located in Carson City and
				  Douglas County.
STANDARDS OF WATER QUALITY
Clear Creek at the Carson River
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
Aquatic Life Species of Concern
Trout.
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[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 Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.10
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th
							 percentile (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12, 12-20-2012;
				  R093-13, 12-23-2013
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1842 - Carson Region: Kings Canyon

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Kings Canyon from its origin to the point of diversion of the Carson City Water
				  Department, near the east line of section 23, T. 15 N., R. 19 E., M.D.B. &
				  M. Kings Canyon is located in Carson City.
STANDARDS OF WATER QUALITY
Kings Canyon
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 20 = 0
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 6.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.10
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th
							 percentile (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1844 - Carson Region: Ash Canyon

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Ash Canyon from its origin to the first point of diversion of the Carson City
				  Water Department, near the west line of section 12, T. 15 N., R. 19 E., M.D.B.
				  & M. Ash Canyon is located in Carson City.
STANDARDS OF WATER QUALITY
Ash Canyon
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 20 = 0
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 6.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.10
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th
							 percentile (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1846 - Carson Region: V-Line Canal

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  V-Line Canal from the Carson diversion dam to its division into the S and L
				  Canals. V-Line Canal is located in Churchill County.
STANDARDS OF WATER QUALITY
V-Line Canal
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR
							 EQUAL TO] 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th
							 percentile (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 576
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1848 - Carson Region: Rattlesnake Reservoir

Current through June 11, 2024
The limits of this table apply to the entire body of water
				  known as Rattlesnake Reservoir, also known as S-Line Reservoir. Rattlesnake
				  Reservoir is located in Churchill County.
STANDARDS OF WATER QUALITY
Rattlesnake Reservoir
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR
							 EQUAL TO] 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th
							 percentile (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 576
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1852 - Carson Region: Indian Lakes

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Indian Lakes, including Upper Lake, Likes Lake, Papoose Lake, Big Indian Lake,
				  Little Cottonwood Lake, Big Cottonwood Lake and East Lake. Indian Lakes is
				  located in Churchill County.
STANDARDS OF WATER QUALITY
Indian Lakes
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR
							 EQUAL TO] 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th
							 percentile (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1854 - Carson Region: Diagonal Drain

Current through June 11, 2024
The limits of this table apply to the entire body of water
				  known as Diagonal Drain. Diagonal Drain is located in Churchill County.
STANDARDS OF WATER QUALITY
Diagonal Drain
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR EQUAL TO]
							 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th percentile
							 (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 410
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1856 - Carson Region: South Carson Lake

Current through June 11, 2024
The limits of this table apply to the entire body of water
				  known as South Carson Lake, also known as Government Pasture and the Greenhead
				  Gun Club. South Carson Lake is located in Churchill County.
STANDARDS OF WATER QUALITY
South Carson Lake
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR EQUAL TO]
							 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th percentile
							 (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 576
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1858 - Carson Region: Harmon Reservoir

Current through June 11, 2024
The limits of this table apply to the entire body of water
				  known as Harmon Reservoir. Harmon Reservoir is located in Churchill
				  County.
STANDARDS OF WATER QUALITY
Harmon Reservoir
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR EQUAL TO]
							 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th percentile
							 (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 576
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1862 - Carson Region: Stillwater Marsh east of Westside Road

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Stillwater Marsh east of Westside Road and north of the community of
				  Stillwater. This segment of Stillwater Marsh is located in Churchill
				  County.
STANDARDS OF WATER QUALITY
Stillwater Marsh east of Westside Road
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
Aquatic Life Species of Concern
Temperature - °C DTb -
							 °C
S.V. [DELTA]T
[LESS THEN OR EQUAL TO] 34 [LESS THEN OR EQUAL TO]
							 3
*
X
pH - SU
S.V.
6.5 - 9.0
X
X
*
*
X
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphorus (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.33
*
*
X
X
Total Ammonia (as N) - mg/l
c
*
X
Total Dissolved Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 500 or the 95th percentile
							 (whichever is less).
X
X
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 576
*
X
Fecal Coliform - No./100 ml
S.V.
[LESS THEN OR EQUAL TO] 1,000
X
*
X
X
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008; A by R131-12,
				  12-20-2012
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1864 - Carson Region: Stillwater Marsh west of Westside Road

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Stillwater Marsh west of Westside Road and south of the community of
				  Stillwater. This segment of Stillwater Marsh is located in Churchill
				  County.
STANDARDS OF WATER QUALITY
Stillwater Marsh west of Westside Road
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
Aquatic Life Species of Concern
pH - SU
S.V.
6.0 - 9.0
X
X
*
X
*
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO] 3.0
X
*
X
X
Total Ammonia (as N) - mg/l
b
*
E. coli - No./100 ml
A.G.M.
[LESS THEN OR EQUAL TO] 630
*
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1792 for beneficial use terminology.
b The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1884 - Walker Region: Standards for select bodies of water

Current through June 11, 2024
The standards for water quality for select bodies of water
				  within the Walker Region are prescribed in NAC 445A.1884 to 445A.1934,
				  inclusive.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1886 - Walker Region: Walker River, West Fork at the state line

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  the West Fork of the Walker River at the California-Nevada state line. This
				  segment of the West Fork of the Walker River is located in Douglas
				  County.
STANDARDS OF WATER QUALITY
Walker River, West Fork at the state line
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
Aquatic Life Species of Concern
Mountain whitefish, rainbow trout and
							 brown trout.
Temperature - °C
							 [DELTA]Tb - °C
S.V. Jul-Oct [DELTA]T
[LESS THEN OR EQUAL TO] 22 = 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct [DELTA]T
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR
							 EQUAL TO] 17 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. DpH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER
							 THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg.
[LESS THEN OR EQUAL TO] 0.1
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10
							 [LESS THEN OR EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.6 [LESS THEN OR
							 EQUAL TO] 0.9
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
A-Avg.
[LESS THEN OR EQUAL TO] 60
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 26
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 165 [LESS THEN OR
							 EQUAL TO] 220
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 15 [LESS THEN OR
							 EQUAL TO] 20
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 25
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1888 - Walker Region: Topaz Lake

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Topaz Lake at various points in Topaz Lake. Topaz Lake is located in Douglas
				  County.
STANDARDS OF WATER QUALITY
Topaz Lake
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
Aquatic Life Species of Concern
Rainbow trout, cutthroat trout, brown
							 trout, kokanee salmon and silver salmon.
Temperature - °C
							 [DELTA]Tb - °C
[DELTA]T
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct
							 DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR EQUAL TO] 17
							 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V.
							 Jun-Octd
[GREATER THEN OR EQUAL TO] 6.0 [GREATER THEN OR EQUAL
							 TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.05 [LESS THEN OR EQUAL TO]
							 0.10
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10 [LESS THEN OR
							 EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.6 [LESS THEN OR
							 EQUAL TO] 1.0
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 6.0 [LESS THEN OR
							 EQUAL TO] 9.0
S.V.
[LESS THEN OR EQUAL TO] 25
*
Turbidity - NTU
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 3.0 [LESS THEN OR
							 EQUAL TO] 5.0
e
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 21
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 105 [LESS THEN OR
							 EQUAL TO] 120
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 7 [LESS THEN OR
							 EQUAL TO] 10
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 25
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 235
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d The dissolved oxygen standard
				  from June to October applies only to the epilimnion.
e Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1892 - Walker Region: Walker River, West Fork near Wellington

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  the West Fork of the Walker River from the California-Nevada state line to near
				  Wellington. This segment of the West Fork of the Walker River is located in
				  Douglas and Lyon Counties.
STANDARDS OF WATER QUALITY
Walker River, West Fork near Wellington
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
Aquatic Life Species of Concern
Mountain whitefish, rainbow trout and
							 brown trout.
Temperature - °C
							 [DELTA]Tb - °C
[DELTA]T
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct
							 DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR EQUAL TO] 17
							 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER THEN OR EQUAL
							 TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.07 [LESS THEN OR EQUAL TO]
							 0.10
A-Avg.
[LESS THEN OR EQUAL TO] 0.1
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10 [LESS THEN OR
							 EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.6 [LESS THEN OR EQUAL TO]
							 1.0
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 175 [LESS THEN OR EQUAL TO]
							 260
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 16 [LESS THEN OR EQUAL TO]
							 30
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1894 - Walker Region: Walker River, West Fork at the East Fork of the Walker River

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  the West Fork of the Walker River near Wellington to its confluence with the
				  East Fork of the Walker River near Nordyke Road. This segment of the West Fork
				  of the Walker River is located in Lyon County.
STANDARDS OF WATER QUALITY
Walker River, West Fork at the East Fork of the Walker River
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
Aquatic Life Species of Concern
Brown trout and rainbow trout.
Temperature - °C
							 [DELTA]Tb - °C
[DELTA]T
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR
							 EQUAL TO] 17 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER
							 THEN OR EQUAL TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.15
A-Avg.
[LESS THEN OR EQUAL TO] 0.10
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10
							 [LESS THEN OR EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 1.0 [LESS THEN OR EQUAL TO]
							 1.2
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 46
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 330 [LESS THEN OR EQUAL TO]
							 425
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 22 [LESS THEN OR EQUAL TO]
							 28
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 74
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1896 - Walker Region: Sweetwater Creek

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  Sweetwater Creek from the California-Nevada state line to its confluence with
				  the East Fork of the Walker River. Sweetwater Creek is located in Lyon
				  County.
STANDARDS OF WATER QUALITY
Sweetwater Creek
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
Aquatic Life Species of Concern
Mountain whitefish, brown trout, brook
							 trout and rainbow trout.
Temperature - °C
							 [DELTA]Tb - °C
DT
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR EQUAL TO] 17
							 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER THEN OR EQUAL
							 TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg.
[LESS THEN OR EQUAL TO] 0.1
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrate
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10 [LESS THEN OR
							 EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.25 [LESS THEN OR EQUAL TO]
							 0.45
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 45
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 220 [LESS THEN OR EQUAL TO]
							 300
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 5 [LESS THEN OR EQUAL TO]
							 7
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1898 - Walker Region: Walker River, East Fork at the state line

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  the East Fork of the Walker River at the California-Nevada state line. This
				  segment of the East Fork of the Walker River is located in Lyon County.
STANDARDS OF WATER QUALITY
Walker River, East Fork at the state line
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
Aquatic Life Species of Concern
Mountain whitefish, rainbow trout and
							 brown trout.
Temperature - °C
							 [DELTA]Tb - °C
DT
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct
							 DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR EQUAL TO] 17
							 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER THEN OR EQUAL
							 TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg.
[LESS THEN OR EQUAL TO] 0.1
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10 [LESS THEN OR
							 EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.8 [LESS THEN OR EQUAL TO]
							 1.4
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 30
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 175 [LESS THEN OR EQUAL TO]
							 210
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 5 [LESS THEN OR EQUAL TO]
							 7
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 26
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 2
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1902 - Walker Region: Walker River, East Fork at Bridge B-1475

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  the East Fork of the Walker River from the California-Nevada state line to
				  Bridge B-1475. This segment of the East Fork of the Walker River is located in
				  Lyon County.
STANDARDS OF WATER QUALITY
Walker River, East Fork at Bridge B-1475
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
Aquatic Life Species of Concern
Mountain whitefish, rainbow trout and
							 brown trout.
Temperature - °C
							 [DELTA]Tb - °C
DT
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct
							 DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR EQUAL TO] 17
							 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER THEN OR EQUAL
							 TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg.
[LESS THEN OR EQUAL TO] 0.10
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10 [LESS THEN OR
							 EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.9 [LESS THEN OR EQUAL TO]
							 1.7
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 320 [LESS THEN OR
							 EQUAL TO] 390
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR
							 EQUAL TO] 19
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1904 - Walker Region: Walker River, East Fork at the West Fork of the Walker River

Current through June 11, 2024
The limits of this table apply to the body of water known as
				  the East Fork of the Walker River from Bridge B-1475 to its confluence with the
				  West Fork of the Walker River near Nordyke Road. This segment of the East Fork
				  of the Walker River is located in Lyon County.
STANDARDS OF WATER QUALITY
Walker River, East Fork at the West Fork of the Walker River
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
Aquatic Life Species of Concern
Brown trout and rainbow trout.
Temperature - °C
							 [DELTA]Tb - °C
DT
= 0
S.V. Nov-Apr S.V. May-Jun S.V. Jul-Oct DT
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR EQUAL TO] 17
							 [LESS THEN OR EQUAL TO] 23 [LESS THEN OR EQUAL TO] 2
*
X
pH - SU
S.V. [DELTA]pH
6.5 - 9.0 ± 0.5
X
X
*
*
X
X
X
Dissolved Oxygen - mg/l
S.V. Nov-May S.V. Jun-Oct
[GREATER THEN OR EQUAL TO] 6.0 [GREATER THEN OR EQUAL
							 TO] 5.0
X
*
X
X
X
X
Total Phosphates (as P) - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.16 [LESS THEN OR EQUAL TO]
							 0.39
*
*
X
X
Nitrogen Species (as N) - mg/l
Total Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 10 [LESS THEN OR
							 EQUAL TO] 0.06
X
*
X
X
*
X
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 0.9 [LESS THEN OR EQUAL TO]
							 1.7
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 80
*
Turbidity - NTU
d
*
X
Color - PCU
S.V.
[LESS THEN OR EQUAL TO] 75
X
*
Total Dissolved Solids - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 320 [LESS THEN OR
							 EQUAL TO] 390
A-Avg.
[LESS THEN OR EQUAL TO] 500
X
X
*
Chloride - mg/l
A-Avg. S.V.
[LESS THEN OR EQUAL TO] 13 [LESS THEN OR
							 EQUAL TO] 19
S.V.
[LESS THEN OR EQUAL TO] 250
X
X
*
X
Sulfate - mg/l
S.V.
[LESS THEN OR EQUAL TO] 44
S.V.
[LESS THEN OR EQUAL TO] 250
*
Sodium - SAR
A-Avg.
[LESS THEN OR EQUAL TO] 8
*
X
Alkalinity (as CaCO3) -
							 mg/l
25% change from natural conditions
*
X
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR EQUAL TO]
							 410
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing zone,
				  but the increase must not cause a violation of the single value
				  standard.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d Increase in turbidity must not
				  be more than 10 NTU above natural conditions.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520
Nevada Administrative Code › Chapter 445A - Water Controls › WATER POLLUTION CONTROL › Standards for Water Quality › Section 445A.1914 - Walker Region: Walker Lake

Current through June 11, 2024
The limits of this table apply to the entire body of water
				  known as Walker Lake. Walker Lake is located in Mineral County.
STANDARDS OF WATER QUALITY
Walker Lake
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
Aquatic Life Species of Concern
Tui chub, Tahoe sucker, and adult and
							 juvenile Lahontan cutthroat trout.
Temperature - °C
							 [DELTA]Tb - °C
[DELTA]T
[LESS THEN OR EQUAL TO] 2
*
pH - SU
S.V.
6.5 - 9.7
*
X
X
Dissolved Oxygen - mg/l
S.V.
[GREATER THEN OR EQUAL TO]
							 5d
*
X
X
X
Total Phosphates (as P) - mg/l
S.V.
[LESS THEN OR EQUAL TO] 0.82
*
Nitrogen Species (as N) - mg/l
Total Inorganic Nitrogen
Nitrate S.V. Nitrite S.V.
[LESS THEN OR EQUAL TO] 90 [LESS THEN OR
							 EQUAL TO] 0.06
*
X
S.V.
[LESS THEN OR EQUAL TO] 0.3
Total Ammonia (as N) - mg/l
c
*
Suspended Solids - mg/l
S.V.
[LESS THEN OR EQUAL TO] 25
*
E. coli - No./100 ml
A.G.M. S.V.
[LESS THEN OR EQUAL TO] 126 [LESS THEN OR
							 EQUAL TO] 235
*
X
* = The most restrictive beneficial use.
X = Beneficial use.
a Refer to NAC 445A.122 and
				  445A.1882 for beneficial use terminology.
b Maximum allowable increase in
				  temperature above water temperature at the boundary of an approved mixing
				  zone.
c The ambient water quality
				  criteria for ammonia are specified in NAC 445A.118.
d When lake is stratified, the
				  dissolved oxygen applies only to the epilimnion.
Added to NAC by
				  Environmental Comm'n by R160-06, eff. 8-26-2008
NRS
					 445A.425,
					 445A.520