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Chapter 173-160 WAC

Last Update: 12/19/08

MINIMUM STANDARDS FOR CONSTRUCTION AND MAINTENANCE OF WELLS

WAC Sections

REQUIREMENTS THAT APPLY TO ALL WELLS
What is the purpose of this regulation?
When will this regulation be reviewed?
How does this regulation relate to other authorities?
What are the department's enforcement options?
May I appeal the department's decision?
May I appeal decisions made by delegated authorities?
How will the delegated authorities be evaluated?
PART ONEGENERAL REQUIREMENTS FOR WATER WELL CONSTRUCTION
What are the general standards that apply to all water wells?
How do I apply for a variance on a water well?
What are the definitions of specific words as used in this chapter?
What should I know about drilling wells that require water right permits?
What should the well owner know about water metering?
What are the requirements regarding water well reports?
Does the department require prior notice and fees for well constructing, reconstructing, or decommissioning a water well?
How shall each water well be planned and constructed?
What are the requirements for the location of the well site and access to the well?
What are the requirements for preserving the natural barriers to groundwater movement between aquifers?
What are the design and construction requirements for completing wells?
What are the casing and liner requirements?
What are the recommended well diameters?
What are the limitations for use of drilling materials?
What are the standards for use of polymers and additives?
What are the standards for sealing materials?
What are the standards for surface seals?
What are the requirements for formation sealing?
What are the special sealing standards for artesian wells?
How do I seal dug wells?
What are the special sealing standards for driven wells, jetted wells, and dewatering wells?
What are the construction standards for artificial gravel-packed wells?
What are the standards for the upper terminal of water wells?
What are the requirements for temporary capping?
What are the well tagging requirements?
How do I test a well?
How do I make sure my equipment and the water well are free of contaminants?
How do I ensure the quality of drilling water?
What are the standards for pump installation?
Who may supervise the use of explosives?
What are the standards for chemical conditioning?
What are the standards for decommissioning a well?
Artificial recharge of groundwater bodies.
PART TWOGENERAL REQUIREMENTS FOR RESOURCE PROTECTION WELL
CONSTRUCTION AND GEOTECHNICAL SOIL BORINGS
What are the minimum standards for resource protection wells and geotechnical soil borings?
How do I apply for a variance on a resource protection well?
What are the specific definitions for words in this chapter?
What are the general construction requirements for resource protection wells?
What are the minimum casing standards?
What are the equipment cleaning standards?
What are the limitations for use of drilling materials?
What are the standards for use of polymers and additives?
What are the well sealing requirements?
What are the minimum standards for direct push resource protection wells?
What are the minimum standards for construction of ground source heat pump borings?
What are the minimum standards for construction of grounding wells?
How are vibrating wire piezometers constructed?
What sealing materials are allowed for sealing vibrating wire piezometers?
What is the decommissioning process for resource protection wells?
Well construction illustrations.