A pool acid wash in Woodland Hills is usually about scale and stains that months of hot weather and repeated top-offs have baked onto the plaster. Draining the pool and washing the surface with diluted acid can bring back a brighter finish when the plaster underneath is still sound.
Because the acid takes a sliver of plaster along with the stains, we study the surface, the staining and the pool's history first, then tell you honestly whether an acid wash, a lighter treatment or nothing at all is the right call.
Pool Acid Wash in Woodland Hills: What Makes It Different
Every top-off leaves minerals behind. In its 2025 water quality report, LADWP counts Woodland Hills as a San Fernando Valley community, and water from the Valley's supply sources averaged anywhere from 103 to 140 mg/L of hardness. (Source: LADWP) Water evaporates but calcium stays, and the Pierce College station averages about 115 days a year at 90°F or hotter (Source: NOAA NCEI), so hardness in a local pool can climb season after season until calcium settles out as rough white scale.
Plaster age is the other factor. Housing in ZIP code 91364 has a median construction year of 1967, and in neighboring 91367 it is 1975, according to Census Bureau survey data. (Source: U.S. Census Bureau ACS via Census Reporter) Before any acid goes on, we check how much sound surface is left, and on worn plaster we will tell you a wash could expose the base coat rather than do it anyway.
Serving Woodland Hills 7 days a week. Call for a free quote.
Call (877) 720-8124What's Included in a Woodland Hills Acid Wash
- Surface check. Staining confirmed as surface-level and plaster confirmed thick and bonded enough to wash.
- Drain plan. Route, dechlorination and timing set before the pump starts.
- Sectioned wash. Walls and floor worked in small sections and rinsed quickly, with extra time on scale bands and stained steps.
- Neutralized rinse water. Treated before it leaves the pool.
- Balanced refill. Calcium and alkalinity set for hot-weather service.
Our main pool acid wash page compares acid washing with gentler stain treatments step by step.
Draining and Refilling a Pool in Woodland Hills
Woodland Hills is part of the City of Los Angeles, so the city's stormwater code applies. Under that code, pool water may reach the storm drain only once it has been dechlorinated or debrominated, and backwash from commercial or public pool filters is banned from the storm drain outright. (Source: Los Angeles Municipal Code) We plan the drain around that rule and keep acid rinse water out of the gutter.
Timing can help the bill. LADWP notes that filling a pool during the winter rainy season, typically October through April, may make you eligible for an adjustment to your sewer service charge. (Source: LADWP) That makes fall and winter a practical window for a pool acid wash in Woodland Hills. Before you book, our homepage shows how an acid wash fits alongside weekly service and equipment repair from the same company.
More From Pool Cleaning Los Angeles
Read the full details on our pool acid wash service in Los Angeles, or see everything we do on the Pool Cleaning Los Angeles homepage.
Pool Acid Wash near Woodland Hills:
Other services in Woodland Hills:
Sources
- LADWP: ladwp.com/sites/default/files/2026-07/2026_DWQR_Print_Rev...
- NOAA NCEI: ncei.noaa.gov/data/normals-annualseasonal/1991-2020/acces...
- U.S. Census Bureau ACS via Census Reporter: censusreporter.org/data/table/?table=B25035&geo_ids=86000...
- Los Angeles Municipal Code: codelibrary.amlegal.com/codes/los_angeles/latest/lamc/0-0...
- LADWP: ladwp.com/residential-services/water-conservation-faqs