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318 Authorization

• Application for Short-Term Water Quality Standard for Turbidity Related to Construction Activity
• Example of 318 Authorization

Montana Statute

• Water Quality Act
  • 75-5-318, MCA

Water Protection

Water Quality Discharge Permits

Water Permit Information

MPDES Surface Water Discharge Permits

General Permits

Individual Permits Listing

Storm Water Permits

Construction Activity

Domestic Sewage Treatment Lagoons

Industrial Activity

Mining and Oil and Gas Activity

Small Municipal Separate Storm Sewer Systems

MGWPCS Groundwater Discharge Permits

Other Water Quality Related Authorizations/ Certifications

Nondegredation Determinations & Mixing Zones

Permit Transfers

Compliance & Technical Support

 

        NET DMR

Data Management

Self Monitoring and DMR Assistance

Whole Effluent Toxicity (WET) Testing Guidance

Information and Data Requests

Inspections

NonCompliance Form

Sanitary Sewer Overflow