The draining of swimming pools or spas usually involves a large volume of water with low chlorine levels. Procedures for emptying a poolor spa are as follow:
• A pool or spa may be emptied if it is free of chlorine and other chemicals.
• The pH level of the water must be tested prior to discharge and must fall within a range of 7 to 8.
• Discharge water must not be cloudy or discolored and must be free of algae and contaminants.
• Water may be discharged off of the owner’s property
– provided it is directed to a drainage channel, wash, or along the curb line gutterof a paved street
• The discharge must be monitored to ensure that is does not cause any erosion of the drainage channels or washes.
• Discharge water may be used to irrigate vegetation on the owner’s property.
The following restrictions apply to swimming pool and spa discharge activities:
• If a pool or spa has been acid washed, the water may not be discharged off the pool/ spa owner’s property.
• A pool or spa shall not be emptied until the chlorine is ≤ 1 part per million (1 milligram/liter).
• Discharges may not be drained into unpaved/strip-paved alleys or unpaved/strip-paved streets.
• Discharges may not run onto a neighbor’s property or across a sidewalk.
• Discharged water may not cause erosion or transport sediments.
• Pools/spas may not be permanently connected to a storm drain, drainage channel, or wash.