{"data":{"id":"us-va/12vac5-460-300","jurisdiction":"us-va","citation":"12VAC5-460-300","heading":"Filtration; water clarity","body":"The filters should be operated 24 hours per day during the season of use of the swimming pool. At all times when the pool is open for use, the water shall be sufficiently clear to permit a disc six inches in diameter, divided into alternate black and white quadrants, when placed on the bottom of the pool at the deepest point, to be clearly visible from the swimming pool deck at all distances up to ten yards in a horizontal direction from the projection of the disc on the swimming pool surface.\n\nChemicals other than chlorine, sodium or calcium hypochlorite, lime, soda ash, and aluminum sulfate shall not be used to treat swimming pool water without permission.","path":["Title 12. Health","Agency 5. Department of Health","Chapter 460. Regulations Governing Tourist Establishment Swimming Pools and Other Public Pools","Part II. Swimming Pools; Design and Construction"],"source_url":"https://law.lis.virginia.gov/admincode/title12/agency5/chapter460/section300/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:50:24Z","sha256":"5a661cffc378bdfbaeaeff4f0f070638e121176e7f45bf0a02cceaf4b57b065e","source_id":"us-va-vac","stale":false,"prev":"us-va/12vac5-460-290","next":"us-va/12vac5-460-310"},"notice":"GroundRules: Original legal text. Not legal advice."}