Pitkin County adopts updated on-site wastewater regulations aligned with state rules

Jan 16, 2026

The Board of Health adopted updated on-site wastewater treatment system regulations that align county requirements with newly revised CDPHE standards; staff said most changes ensure compliance rather than add new local restrictions.

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The Pitkin County Board of Health adopted updated on-site wastewater treatment system (OWTS) regulations Jan. 15 to align local rules with revisions from the Colorado Department of Public Health and Environment. Environmental health staff said most edits were to meet the state's minimum requirements and that the county had previously opted into optional provisions where appropriate.

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