NAC445A.891. General permits: Eligible types of wells.

The Director may issue a general permit for the following types of Class V wells:

     1. Geothermal wells using a closed loop that return fluid to the geothermal aquifer used for domestic heating and inject no more fluid than an annual average of 1,800 gallons per day.

     2. A well with a closed loop used to inject the water used for heating or cooling by a heat pump.

     3. Drainage wells for swimming pools having a capacity of 100,000 gallons or less.

     4. Storm water drainage wells used to drain the runoff from a storm.

     5. Wells used to inject a mixture of water and sand, mill tailings or other solids into subsurface mines.

     6. Wells used to inject remediation enhancement products at remediation sites.

     7. Wells used to inject fluid that has passed through various interceptors designed to collect oil, grease and sediment. The holder of a permit issued pursuant to this section for such a well shall:

     (a) Conduct periodic injectate sampling to ensure that contaminants, including, without limitation, gasoline, solvents and metals, do not enter the system; and

     (b) Submit and carry out a best management practices plan.

     8. Other shallow injection wells from a commercial or institutional operation that have a consistent, noncontaminated waste stream, including, without limitation, injection wells for industrial process waste and drainage, laundromats, food processing and car washes.

     (Added to NAC by Environmental Comm’n, eff. 7-22-87; A by R042-01, 10-25-2001)