{"data":{"id":"us-md/md.-code-environment-9-4a-01","jurisdiction":"us-md","citation":"Md. Code, Environment § 9–4A–01","heading":"","body":"(a) In this subtitle the following words have the meanings indicated.\n(b) “Maximum contaminant level” means a standard that is:\n(1) Set by the U.S. Environmental Protection Agency or the Department for drinking water quality; and\n(2) The legal threshold limit on the amount of a substance that is allowed in a public water system under the federal Safe Drinking Water Act.\n(c) “Private well” means a private or domestic water supply well that is a source of potable water.\n(d) (1) “Water quality testing” means water quality sampling, testing, and analysis:\n(i) Conducted by a State–approved water sampler and a State–approved laboratory for a private well; and\n(ii) Of which the minimum sampling criteria include bacteria, nitrate, and turbidity.\n(2) “Water quality testing” includes water quality sampling of any contaminant of concern, as determined by the Department.","path":["Article - Environment"],"source_url":"https://mgaleg.maryland.gov/mgawebsite/Laws/StatuteText?article=gen\u0026section=9-4A-01","current_through":"2026-01-01","vintage":"","retrieved_at":"2026-09-14T19:57:58Z","sha256":"e8557d0a142075849155f0c127e28cd8be86eefe82b8d1443959372e1fc4e645","source_id":"us-md","stale":false,"prev":"us-md/md.-code-environment-9-426","next":"us-md/md.-code-environment-9-4a-02"},"notice":"GroundRules: Original legal text. Not legal advice."}