NAC445A.1536. Humboldt Region: Martin Creek below the national forest boundary.

The limits of this table apply to the body of water known as Martin Creek from the national forest boundary to the first diversion in T. 42 N., R. 40 E., M.D.B. & M. This segment of Martin Creek is located in Humboldt County.

STANDARDS OF WATER QUALITY

Martin Creek below the national forest boundary

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 ΔTb - °C			S.V. DT	≤ 20 = 0			*	X
pH - SU			S.V.	6.5 - 9.0	X	X	*	*		X	X	*
Dissolved Oxygen - mg/l			S.V.	≥ 6.0	X		*	X	X	X		X
Total Phosphorus (as P) - mg/l			S.V.	≤ 0.10			*	*	X	X
Total Ammonia (as N) - mg/l			c				*			X
Total Dissolved Solids - mg/l			S.V.	≤ 500 or the 95th percentile (whichever is less).	X	X				*
E. coli - No./100 ml			A.G.M. S.V.	≤ 126 ≤ 410				*	X
Fecal Coliform -No./100 ml			S.V.	≤ 1,000	X	*			X	X		X

* = The most restrictive beneficial use.

X = Beneficial use.

^a     Refer to NAC 445A.122 and 445A.1432 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)