Commenting open: March 18, 2026 02:52PM MT - April 27, 2026 05:00PM MT.
DP-907, Los Alamos County – White Rock Wastewater Treatment Facility: Los Alamos County proposes to renew the Discharge Permit for the discharge of up to 500,000 gallons per day of domestic wastewater to a treatment and disposal system. Potential contaminants from this type of discharge include nitrogen compounds. The facility is located at 600 Overlook Road, White Rock, in Section 3, Township 18N, Range 07E, Los Alamos County. Reuse areas are located in Sections 3 and 4, Townships 18 North, Range 07 East, and Sections 33 and 34, Township 19 North, Range 07 East, Los Alamos County. Groundwater most likely to be affected is at a depth of approximately 563 feet and had a pre-discharge total dissolved solids concentration of 133 milligrams per liter.
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