Ground Water from the basalt aquifers in the Sherwood, Dammasch-Wilsonville Ground Water Limited Area is classified for the following exempt uses only:

1. Stock Watering.
2. Lawn or non-commercial garden watering of not more than 1/2 acre in area.
3. Single or group domestic purposes of no more than 15,000 gallons per day.
4. Single industrial or commercial purposes not exceeding 5,000 gallons per day.
5. Down-hole heat exchange uses.

The above uses shall not include the irrigation or landscape maintenance of more than 1/2 acre.