Chapter 173-160 WACMINIMUM STANDARDS FOR CONSTRUCTION AND MAINTENANCE OF WELLS

Last Update: 2/22/07

WAC SECTIONS

REQUIREMENTS THAT APPLY TO ALL WELLS
173-160-010	What is the purpose of this regulation?
173-160-030	When will this regulation be reviewed?
173-160-040	How does this regulation relate to other authorities?
173-160-050	What are the department's enforcement options?
173-160-061	May I appeal the department's decision?
173-160-071	May I appeal decisions made by delegated authorities?
173-160-073	How will the delegated authorities be evaluated?
PART ONE--GENERAL REQUIREMENTS FOR WATER WELL CONSTRUCTION
173-160-101	What are the general standards that apply to all water wells?
173-160-106	How do I apply for a variance on a water well?
173-160-111	What are the definitions of specific words as used in this chapter?
173-160-121	What should I know about drilling wells that require water right permits?
173-160-131	What should the well owner know about water metering?
173-160-141	What are the requirements regarding water well reports?
173-160-151	Does the department require prior notice and fees for well constructing, reconstructing, or decommissioning a water well?
173-160-161	How shall each water well be planned and constructed?
173-160-171	What are the requirements for the location of the well site and access to the well?
173-160-181	What are the requirements for preserving the natural barriers to ground water movement between aquifers?
173-160-191	What are the design and construction requirements for completing wells?
173-160-201	What are the casing and liner requirements?
173-160-211	What are the recommended well diameters?
173-160-221	What are the standards for sealing materials?
173-160-231	What are the standards for surface seals?
173-160-241	What are the requirements for formation sealing?
173-160-251	What are the special sealing standards for artesian wells?
173-160-261	How do I seal dug wells?
173-160-271	What are the special sealing standards for driven wells, jetted wells, and dewatering wells?
173-160-281	What are the construction standards for artificial gravel-packed wells?
173-160-291	What are the standards for the upper terminal of water wells?
173-160-301	What are the requirements for temporary capping?
173-160-311	What are the well tagging requirements?
173-160-321	How do I test a well?
173-160-331	How do I make sure my equipment and the water well are free of contaminants?
173-160-341	How do I ensure the quality of drilling water?
173-160-351	What are the standards for pump installation?
173-160-361	Who may supervise the use of explosives?
173-160-371	What are the standards for chemical conditioning?
173-160-381	What are the standards for decommissioning a well?
173-160-390	Artificial recharge of ground water bodies.
PART TWO -- GENERAL REQUIREMENTS FOR RESOURCE PROTECTION WELL CONSTRUCTION AND GEOTECHNICAL SOIL BORINGS
173-160-400	What are the minimum standards for resource protection wells and geotechnical soil borings?
173-160-406	How do I apply for a variance on a resource protection well?
173-160-410	What are the specific definitions for words in this chapter?
173-160-420	What are the general construction requirements for resource protection wells?
173-160-430	What are the minimum casing standards?
173-160-440	What are the equipment cleaning standards?
173-160-450	What are the well sealing requirements?
173-160-451	What are the minimum standards for direct push resource protection wells?
173-160-453	What are the minimum standards for construction of ground source heat pump borings?
173-160-456	What are the minimum standards for construction of grounding wells?
173-160-460	What is the decommissioning process for resource protection wells?
173-160-990	Well construction illustrations.

DISPOSITIONS OF SECTIONS FORMERLY CODIFIED IN THIS CHAPTER

173-160-020	General. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-020, filed 4/6/88; Order 73-6, § 173-160-020, filed 4/30/73.] Repealed by 98-13-112 (Order 98-05), filed 6/17/98, effective 7/18/98. Statutory Authority: Chapter 18.104 RCW.
173-160-055	Well construction notification (start card). [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-055, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-060	Location of well site and access requirements. [Order 73-6, § 173-160-060, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-065	Design and construction. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-065, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-070	Design and construction. [Order 73-6, § 173-160-070, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-075	Design and construction -- Sealing of casing -- General. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-075, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-080	Design and construction -- Casing. [Order 73-6, § 173-160-080, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-085	Capping. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-085, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-090	Design and construction -- Well completion -- General. [Statutory Authority: RCW 18.104.040(4). 79-02-010 (Order DE 78-22), § 173-160-090, filed 1/10/79; Order 73-6, § 173-160-090, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-09001	Recommended well diameters. [Statutory Authority: RCW 18.104.040(4). 79-02-010 (Order DE 78-22), § 173-160-09001, filed 1/10/79.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-095	Relationship to other authorities. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-095, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-100	Design and construction -- Sealing materials. [Statutory Authority: RCW 18.104.040(4). 79-02-010 (Order DE 78-22), § 173-160-100, filed 1/10/79; Order 73-6, § 173-160-100, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-105	Comparable construction standards. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-105, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-110	Design and construction -- Sealing of casing -- General. [Order 73-6, § 173-160-110, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-115	Enforcement. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-115, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-120	Design and construction -- Sealing of consolidated formations. [Order 73-6, § 173-160-120, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-125	Appeals. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-125, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-130	Sealing of unconsolidated formations without significant clay beds. [Order 73-6, § 173-160-130, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-135	Regulation review. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-135, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-140	Sealing of unconsolidated formations with clay beds. [Order 73-6, § 173-160-140, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-150	Special sealing standards for artesian wells. [Order 73-6, § 173-160-150, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-160	Artificial gravel-packed wells -- General. [Order 73-6, § 173-160-160, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-170	Sealing of artificial gravel-packed wells. [Order 73-6, § 173-160-170, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-180	Sealing of dug wells. [Order 73-6, § 173-160-180, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-190	Special standards for driven or jetted wells. [Order 73-6, § 173-160-190, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-200	Upper terminal of well. [Statutory Authority: RCW 18.104.040(4). 79-02-010 (Order DE 78-22), § 173-160-200, filed 1/10/79; Order 73-6, § 173-160-200, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-205	Location of well site and access requirements. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-205, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-210	Capping. [Order 73-6, § 173-160-210, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-215	Design and construction -- Well completion -- General. [Statutory Authority: Chapter 18.104 RCW. 89-15-017 and 90-07-016 (Orders 89-4 and 89-4A), § 173-160-215, filed 7/12/89 and 3/13/90, effective 8/12/89 and 4/13/90; 88-08-070 (Order 88-58), § 173-160-215, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-220	Testing of well. [Order 73-6, § 173-160-220, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-225	Design and construction -- Casing. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-225, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-230	Testing of well -- Access port or pressure gage. [Order 73-6, § 173-160-230, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-235	Recommended well diameters. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-235, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-240	Disinfection. [Order 73-6, § 173-160-240, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-245	Design and construction -- Sealing materials. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-245, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-250	Quality of drilling water. [Order 73-6, § 173-160-250, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-255	Design and construction -- Sealing of consolidated formations. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-255, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-260	Pump installation. [Order 73-6, § 173-160-260, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-265	Sealing of unconsolidated formations without significant clay beds. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-265, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-270	Explosives. [Order 73-6, § 173-160-270, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-275	Sealing of unconsolidated formations with clay beds. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-275, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-280	Chemical conditioning. [Order 73-6, § 173-160-280, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-285	Special sealing standards for artesian wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-285, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-290	Abandonment or destruction of wells. [Statutory Authority: RCW 18.104.040(4). 79-02-010 (Order DE 78-22), § 173-160-290, filed 1/10/79; Order 73-6, § 173-160-290, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-295	Artificial gravel-packed wells -- General. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-295, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-300	Abandonment or destruction of wells -- Abandonment or destruction of drilled or jetted wells. [Order 73-6, § 173-160-300, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-305	Sealing of artificial gravel-packed wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-305, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-310	Abandonment or destruction of wells -- Abandonment or destruction of gravel-packed wells. [Order 73-6, § 173-160-310, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-315	Sealing of dug wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-315, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-320	Abandonment or destruction of wells -- Abandonment or destruction of artesian wells. [Order 73-6, § 173-160-320, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-325	Special standards for driven or jetted wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-325, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-330	Abandonment or destruction of wells -- Abandonment or destruction of dug wells. [Order 73-6, § 173-160-330, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-335	Upper terminal of well. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-335, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-340	Abandonment or destruction of wells -- Plugging of test wells. [Order 73-6, § 173-160-340, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-345	Testing of well. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-345, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-350	Artificial recharge of ground water bodies. [Order 73-6, § 173-160-350, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-355	Testing of well -- Access port or pressure gage. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-355, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-360	Special exemptions. [Order 73-6, § 173-160-360, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-365	Disinfection. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-365, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-370	Relationship to other authorities. [Order 73-6, § 173-160-370, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-375	Quality of drilling water. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-375, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-380	Comparable construction standards. [Order 73-6, § 173-160-380, filed 4/30/73.] Repealed by 88-08-070 (Order 88-58), filed 4/6/88. Statutory Authority: Chapter 18.104 RCW.
173-160-385	Pump installation. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-385, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-395	Explosives. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-395, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-405	Chemical conditioning. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-405, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-415	Abandonment of wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-415, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-425	Abandonment of wells -- Abandonment of drilled or jetted wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-425, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-435	Abandonment of wells -- Abandonment of gravel-packed wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-435, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-445	Abandonment of wells -- Abandonment of artesian wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-445, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-455	Abandonment of wells -- Abandonment of dug wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-455, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-465	Abandonment of wells -- Plugging of test wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-465, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-475	Artificial recharge of ground-water bodies. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-475, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-500	Design and construction -- General. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-500, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-510	Design and construction -- Surface protective measures. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-510, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-520	Design and construction -- Casing. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-520, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-530	Design and construction -- Cleaning. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-530, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-540	Design and construction -- Well screen, filter pack, and development. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-540, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-550	Design and construction -- Well seals. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-550, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.
173-160-560	Abandonment of resource protection wells. [Statutory Authority: Chapter 18.104 RCW. 88-08-070 (Order 88-58), § 173-160-560, filed 4/6/88.] Repealed by 98-08-032 (Order 97-08), filed 3/23/98, effective 4/23/98. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080.