Revised Code of Washington
Title 90 - Water Rights—Environment
Chapter 90.48 - Water Pollution Control.

90.48.039 - Hazardous substance remedial actions—Procedural requirements not applicable. - RCW 90.48.039 Hazardous substance remedial actions—Procedural requirements not applicable. The...

90.48.045 - Environmental excellence program agreements—Effect on chapter. - RCW 90.48.045 Environmental excellence program agreements—Effect on chapter. Notwithstanding any...

90.48.080 - Discharge of polluting matter in waters prohibited. - RCW 90.48.080 Discharge of polluting matter in waters prohibited. It...

90.48.090 - Right of entry—Special inspection requirements for metals mining and milling operations. - RCW 90.48.090 Right of entry—Special inspection requirements for metals mining...

90.48.095 - Authority of department to compel attendance and testimony of witnesses, production of books and papers—Contempt proceedings to enforce—Fees. - RCW 90.48.095 Authority of department to compel attendance and testimony...

90.48.100 - Request for assistance. - RCW 90.48.100 Request for assistance. The department shall have the...

90.48.110 - Plans and proposed methods of operation and maintenance of sewerage or disposal systems to be submitted to department—Exceptions—Time limitations. - RCW 90.48.110 Plans and proposed methods of operation and maintenance...

90.48.112 - Plan evaluation—Consideration of reclaimed water. - RCW 90.48.112 Plan evaluation—Consideration of reclaimed water. The evaluation of...

90.48.120 - Notice of department's determination that violation has or will occur—Report to department of compliance with determination—Order or directive to be issued—Notice. - RCW 90.48.120 Notice of department's determination that violation has or...

90.48.140 - Penalty. - RCW 90.48.140 Penalty. Any person found guilty of willfully violating...

90.48.142 - Violations—Liability in damages for injury or death of fish, animals, vegetation—Action to recover. - RCW 90.48.142 Violations—Liability in damages for injury or death of...

90.48.144 - Violations—Civil penalty—Procedure. - RCW 90.48.144 Violations—Civil penalty—Procedure. Except as provided in RCW 43.05.060...

90.48.150 - Construction of chapter. - RCW 90.48.150 Construction of chapter. This chapter shall not be...

90.48.153 - Cooperation with federal government—Federal funds. - RCW 90.48.153 Cooperation with federal government—Federal funds. The department is...

90.48.156 - Cooperation with other states and provinces—Interstate and state-provincial projects. - RCW 90.48.156 Cooperation with other states and provinces—Interstate and state-provincial...

90.48.158 - Grants to public bodies authorized. - RCW 90.48.158 Grants to public bodies authorized. The department of...

90.48.160 - Waste disposal permit—Required—Exemptions. - RCW 90.48.160 Waste disposal permit—Required—Exemptions. Any person who conducts a...

90.48.162 - Waste disposal permits required of counties, municipalities and public corporations. - RCW 90.48.162 Waste disposal permits required of counties, municipalities and...

90.48.165 - Waste disposal permits required of counties, municipalities and public corporations—Cities, towns or municipal corporations may be granted authority to issue permits—Revocation—Termination of permits. - RCW 90.48.165 Waste disposal permits required of counties, municipalities and...

90.48.170 - Waste disposal permits required of counties, municipalities and public corporations—Application—Notice as to new operation or increase in volume—Investigation—Notice to other state departments. - RCW 90.48.170 Waste disposal permits required of counties, municipalities and...

90.48.180 - Waste disposal permits required of counties, municipalities and public corporations—Issuance—Conditions—Duration. - RCW 90.48.180 Waste disposal permits required of counties, municipalities and...

90.48.190 - Waste disposal permits required of counties, municipalities and public corporations—Termination—Grounds. - RCW 90.48.190 Waste disposal permits required of counties, municipalities and...

90.48.195 - Waste disposal permits required of counties, municipalities and public corporations—Modification or additional conditions may be ordered. - RCW 90.48.195 Waste disposal permits required of counties, municipalities and...

90.48.200 - Waste disposal permits required of counties, municipalities and public corporations—Nonaction upon application—Temporary permit—Duration. - RCW 90.48.200 Waste disposal permits required of counties, municipalities and...

90.48.215 - Upland finfish facilities—Waste discharge standards—Waste disposal permit. - RCW 90.48.215 Upland finfish facilities—Waste discharge standards—Waste disposal permit. (1)...

90.48.220 - Marine finfish rearing facilities—Waste discharge standards—Discharge permit applications—Exemption. - RCW 90.48.220 Marine finfish rearing facilities—Waste discharge standards—Discharge permit applications—Exemption....

90.48.225 - Issuance of national pollutant discharge elimination system permits associated with nonnative marine finfish aquaculture. - RCW 90.48.225 Issuance of national pollutant discharge elimination system permits...

90.48.230 - Application of administrative procedure law to rule making and adjudicative proceedings. - RCW 90.48.230 Application of administrative procedure law to rule making...

90.48.240 - Water pollution orders for conditions requiring immediate action—Appeal. - RCW 90.48.240 Water pollution orders for conditions requiring immediate action—Appeal....

90.48.250 - Agreements or contracts to monitor waters and effluent discharge. - RCW 90.48.250 Agreements or contracts to monitor waters and effluent...

90.48.260 - Federal clean water act—Department designated as state agency, authority—Delegation of authority—Powers, duties, and functions. - RCW 90.48.260 Federal clean water act—Department designated as state agency,...

90.48.261 - Exercise of powers under RCW 90.48.260—Aquatic resource mitigation. - RCW 90.48.261 Exercise of powers under RCW 90.48.260—Aquatic resource mitigation....

90.48.262 - Implementation of RCW 90.48.260—Permits for energy facilities—Rules and procedures. - RCW 90.48.262 Implementation of RCW 90.48.260—Permits for energy facilities—Rules and...

90.48.264 - Federal clean water act—Rules for on-site sewage disposal systems adjacent to marine waters. - RCW 90.48.264 Federal clean water act—Rules for on-site sewage disposal...

90.48.270 - Sewage drainage basins—Authority of department to delineate and establish. - RCW 90.48.270 Sewage drainage basins—Authority of department to delineate and...

90.48.280 - Sewage drainage basins—Comprehensive plans for sewage drainage basins. - RCW 90.48.280 Sewage drainage basins—Comprehensive plans for sewage drainage basins....

90.48.285 - Contracts with municipal or public corporations and political subdivisions to finance water pollution control projects—Requisites—Priorities. - RCW 90.48.285 Contracts with municipal or public corporations and political...

90.48.290 - Grants to municipal or public corporations or political subdivisions to aid water pollution control projects—Limitations. - RCW 90.48.290 Grants to municipal or public corporations or political...

90.48.310 - Application of barley straw to waters of the state. - RCW 90.48.310 Application of barley straw to waters of the...

90.48.364 - Discharge of oil into waters of the state—Definitions. - RCW 90.48.364 Discharge of oil into waters of the state—Definitions....

90.48.366 - Discharge of oil into waters of the state—Compensation schedule. - RCW 90.48.366 Discharge of oil into waters of the state—Compensation...

90.48.367 - Discharge of oil into waters of the state—Assessment of compensation. - RCW 90.48.367 Discharge of oil into waters of the state—Assessment...

90.48.368 - Discharge of oil into waters of the state—Preassessment screening. - RCW 90.48.368 Discharge of oil into waters of the state—Preassessment...

90.48.386 - Department of natural resources leases. - RCW 90.48.386 Department of natural resources leases. After May 15,...

90.48.390 - Coastal protection fund—Established—Moneys credited to—Use. - RCW 90.48.390 Coastal protection fund—Established—Moneys credited to—Use. The coastal protection...

90.48.400 - Coastal protection fund—Disbursal of moneys from. - RCW 90.48.400 Coastal protection fund—Disbursal of moneys from. (1) Moneys...

90.48.420 - Water quality standards affected by forest practices—Department of ecology solely responsible for water quality standards—Forest practices rules—Adoption—Examination—Enforcement procedures. - RCW 90.48.420 Water quality standards affected by forest practices—Department of...

90.48.422 - Water quality standards—Compliance methods—Department authority. - RCW 90.48.422 Water quality standards—Compliance methods—Department authority. (1) The legislature...

90.48.425 - Forest practices act and regulations relating to water quality protection to be utilized to satisfy federal water pollution act. - RCW 90.48.425 Forest practices act and regulations relating to water...

90.48.430 - Watershed restoration projects—Approval process—Waiver of public review. - RCW 90.48.430 Watershed restoration projects—Approval process—Waiver of public review. A...

90.48.445 - Aquatic noxious weed control—Water quality permits—Definition. - RCW 90.48.445 Aquatic noxious weed control—Water quality permits—Definition. (1) The...

90.48.447 - Aquatic plant management program—Commercial herbicide information—Experimental application of herbicides—Appropriation for study. - RCW 90.48.447 Aquatic plant management program—Commercial herbicide information—Experimental application of...

90.48.448 - Eurasian water milfoil—Pesticide 2,4-D application. - RCW 90.48.448 Eurasian water milfoil—Pesticide 2,4-D application. (1) Subject to...

90.48.450 - Discharges from agricultural activity—Consideration to be given as to whether enforcement action would contribute to conversion of land to nonagricultural use—Minimize the possibility. - RCW 90.48.450 Discharges from agricultural activity—Consideration to be given as...

90.48.455 - Discharge of chlorinated organics—Engineering reports by pulp and paper mills—Permits limiting discharge. - RCW 90.48.455 Discharge of chlorinated organics—Engineering reports by pulp and...

90.48.465 - Water discharge fees—Report to the legislature. - RCW 90.48.465 Water discharge fees—Report to the legislature. (1) The...

90.48.467 - Report to the legislature—Required information. - RCW 90.48.467 Report to the legislature—Required information. Beginning in 2025,...

90.48.480 - Reduction of sewer overflows—Plans—Compliance schedule. - RCW 90.48.480 Reduction of sewer overflows—Plans—Compliance schedule. The department of...

90.48.490 - Sewage treatment facilities—Plans to upgrade or construct. - RCW 90.48.490 Sewage treatment facilities—Plans to upgrade or construct. Plans...

90.48.495 - Water conservation measures to be considered in sewer plans. - RCW 90.48.495 Water conservation measures to be considered in sewer...

90.48.520 - Review of operations before issuance or renewal of wastewater discharge permits—Incorporation of permit conditions. - RCW 90.48.520 Review of operations before issuance or renewal of...

90.48.530 - Construction projects involving fill material—Leaching test. - RCW 90.48.530 Construction projects involving fill material—Leaching test. (1) In...

90.48.531 - Leaching tests—Identification—Report to the legislature. - RCW 90.48.531 Leaching tests—Identification—Report to the legislature. The department shall...

90.48.540 - Use attainability analysis of water within federal reclamation project boundaries—Rules. - RCW 90.48.540 Use attainability analysis of water within federal reclamation...

90.48.545 - Stormwater technical resource center—Duties—Advisory committee—Report to legislative committees. - RCW 90.48.545 Stormwater technical resource center—Duties—Advisory committee—Report to legislative committees....

90.48.570 - Water quality data—Findings—Intent. - RCW 90.48.570 Water quality data—Findings—Intent. (1) The legislature finds that:...

90.48.575 - Water quality data—Definitions. - RCW 90.48.575 Water quality data—Definitions. The definitions in this section...

90.48.580 - Water quality data—Credible data, information, literature. - RCW 90.48.580 Water quality data—Credible data, information, literature. (1) The...

90.48.585 - Water quality data—When credible. - RCW 90.48.585 Water quality data—When credible. (1) In collecting and...

90.48.590 - Water quality data—Falsified data—Penalty. - RCW 90.48.590 Water quality data—Falsified data—Penalty. Any person who knowingly...

90.48.595 - On-site sewage disposal system repair and replacement—Loan and grant programs. - RCW 90.48.595 On-site sewage disposal system repair and replacement—Loan and...

90.48.605 - Amending state water quality standards—Compliance schedules in excess of ten years authorized. - RCW 90.48.605 Amending state water quality standards—Compliance schedules in excess...

90.48.615 - Motorized or gravity siphon aquatic mining—Prohibited acts. - RCW 90.48.615 Motorized or gravity siphon aquatic mining—Prohibited acts. (1)...

90.48.906 - Short title—1971 ex.s. c 180. - RCW 90.48.906 Short title—1971 ex.s. c 180. This 1971 amendatory...

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Revised Code of Washington Title 90 - Water Rights—Environment Chapter 90.48 - Water Pollution Control.

Revised Code of Washington
Title 90 - Water Rights—Environment
Chapter 90.48 - Water Pollution Control.