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Water Quality Standards
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Repository of Documents

New Mexico

New Mexico Water Quality Standards for New Mexico
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Standards for Interstate and Intrastate Waters (NMAC Title 20, Chapter 6.4) (PDF 7.8M)
(Effective October 27, 2003) Please note that section 20.6.4.8, paragraph "E" (Implementation Plan), was disapproved by EPA and therefore not effective for CWA purposes.

Archive


Standards for Interstate and Intrastate Surface Waters (NMAC 20.6.1) - (PDF, 5.6M)
State regulation establishing water quality standards for surface waters of the State.
General Standards, Section F (NMAC 20.6.4.12)- Toxic Pollutants - (PDF, 156K) 
State regulation addressing toxic pollutants in surface waters and the use of FIFRA (Federal Insecticide, Fungicide, and Rodenticide Act) registered pesticides in surface waters.
General Standards, Section K - Salinity (NMAC 20.6.4.12) - (PDF, 71K)
State regulation specifying water quality standards for salinity in the Colorado River Basin.
Rio Grande Basin (NMAC 20.6.4.113) - (PDF, 89K) 
State regulation specifying water quality standards specific to the Rio Grande Basin.
San Juan River Basin (NMAC 20.6.4.401) - (PDF, 34K)
State regulation defining the boundaries of the San Juan River Basin.

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