Chapter 173-360 WAC
UNDERGROUND STORAGE TANK REGULATIONS
Last Update: 7/14/98

WAC SECTIONS

PART I

PROGRAM SCOPE, ADMINISTRATION, AND ENFORCEMENT
173-360-100 Purpose and authority.
173-360-105 Intergovernmental agreements.
173-360-110 Applicability, exemptions, and deferrals.
173-360-120 Definitions.
173-360-130 Tank permits and delivery of regulated substances.
173-360-140 Investigation and access.
173-360-150 Compliance monitoring.
173-360-160 Enforcement.
173-360-170 Penalties.
173-360-180 Public participation and information sharing.
173-360-190 Annual tank fees.
PART II

NOTIFICATION, REPORTING, AND RECORDKEEPING REQUIREMENTS
173-360-200 Notification requirements.
173-360-210 Reporting and recordkeeping requirements.
PART III

PERFORMANCE STANDARDS AND OPERATING AND CLOSURE REQUIREMENTS
173-360-300 Performance standards for deferred UST systems.
173-360-305 Performance standards for new UST systems.
173-360-310 Upgrading requirements for existing UST systems.
173-360-315 Spill and overfill control requirements.
173-360-320 Operation and maintenance of corrosion protection.
173-360-323 Compatibility.
173-360-325 Repairs of UST systems.
173-360-330 Release detection compliance schedule.
173-360-335 Release detection for petroleum UST systems.
173-360-340 Release detection for hazardous substance UST systems.
173-360-345 Methods of release detection for tanks.
173-360-350 Methods of release detection for piping.
173-360-355 Release detection recordkeeping.
173-360-360 Reporting of suspected releases.
173-360-365 Investigation due to offsite impacts.
173-360-370 Release investigation and confirmation steps.
173-360-372 Reporting of confirmed releases.
173-360-375 Cleanup and reporting of spills and overfills.
173-360-380 Temporary closure of UST systems.
173-360-385 Permanent closure and change-in-service.
173-360-390 Site assessment at closure or change-in-service.
173-360-395 Applicability to previously closed UST systems.
173-360-398 Closure records.
173-360-399 Corrective action requirements.
PART IV

FINANCIAL RESPONSIBILITY REQUIREMENTS
173-360-400 Applicability.
173-360-403 Compliance dates.
173-360-406 Amount and scope of required financial responsibility.
173-360-410 Allowable mechanisms and combinations of mechanisms.
173-360-413 Financial test of self-insurance.
173-360-416 Guarantee.
173-360-420 Insurance and risk retention group coverage.
173-360-423 Surety bond.
173-360-426 Letter of credit.
173-360-433 Trust fund.
173-360-436 Standby trust fund.
173-360-440 Substitution of financial assurance mechanisms by owner or operator.
173-360-443 Cancellation or nonrenewal by a provider of financial assurance.
173-360-446 Reporting by owner or operator.
173-360-450 Recordkeeping.
173-360-453 Drawing on financial assurance mechanisms.
173-360-456 Release from the requirements.
173-360-460 Bankruptcy or other incapacity of owner or operator.
173-360-463 Replenishment of guarantees, letters of credit, or surety bonds.
173-360-466 Suspension of enforcement.
173-360-470 Appendix A -- Letter from chief financial officer.
173-360-473 Appendix B -- Guarantee.
173-360-476 Appendix C -- Endorsement.
173-360-480 Appendix D -- Certificate of insurance.
173-360-483 Appendix E -- Performance bond.
173-360-486 Appendix F -- Irrevocable standby letter of credit.
173-360-490 Appendix G -- Trust agreement.
173-360-493 Appendix H -- Certification of acknowledgment.
173-360-496 Appendix I -- Certification of financial responsibility.
173-360-499 Appendix J -- Certification of valid claim.
PART V

LOCAL PROGRAMS
173-360-500 Local delegation of underground storage tank programs.
173-360-510 Environmentally sensitive areas.
173-360-520 Physical criteria for environmentally sensitive areas.
173-360-530 Application for designation of environmentally sensitive area and approval of local regulations.
PART VI

REGISTRATION AND LICENSING REQUIREMENTS FOR UNDERGROUND STORAGE TANK SERVICE PROVIDERS AND SERVICE SUPERVISORS
173-360-600 Purpose of Part VI.
173-360-610 Scope.
173-360-620 Types of certifications.
173-360-630 Responsibilities of certified UST supervisors.
173-360-670 Penalties.
DISPOSITIONS OF SECTIONS FORMERLY CODIFIED IN THIS CHAPTER
173-360-640 Types of licenses. [Statutory Authority: Chapter 90.76 RCW. 90-24-017, § 173-360-640, filed 11/28/90, effective 12/29/90.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.
173-360-650 Examination and licensing of tank services supervisors. [Statutory Authority: Chapter 90.76 RCW. 91-22-020 (Order 91-26), § 173-360-650, filed 10/29/91, effective 11/29/91; 90-24-017, § 173-360-650, filed 11/28/90, effective 12/29/90.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.
173-360-655 Examination and licensing of persons who perform inspections. [Statutory Authority: Chapter 90.76 RCW. 91-22-020 (Order 91-26), § 173-360-655, filed 10/29/91, effective 11/29/91; 90-24-017, § 173-360-655, filed 11/28/90, effective 12/29/90.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.
173-360-660 Study guide fees. [Statutory Authority: Chapter 90.76 RCW. 90-24-017, § 173-360-660, filed 11/28/90, effective 12/29/90.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.
173-360-680 Reciprocity with other states. [Statutory Authority: Chapter 90.76 RCW. 90-24-017, § 173-360-680, filed 11/28/90, effective 12/29/90.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.
173-360-690 Appeals. [Statutory Authority: Chapter 90.76 RCW. 90-24-017, § 173-360-690, filed 11/28/90, effective 12/29/90.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.
173-360-695 Inactive license. [Statutory Authority: Chapter 90.76 RCW. 91-22-020 (Order 91-26), § 173-360-695, filed 10/29/91, effective 11/29/91.]  Repealed by 95-04-102, filed 2/1/95, effective 3/4/95.  Statutory Authority: Chapter 90.76 RCW.