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Canadian River Municipal Authority briefs Amarillo council on Lake Meredith, groundwater and salinity projects
Summary
CREMOIS general manager updated council on declining Lake Meredith inflows, rising chloride concentrations, the wellfield expansion and the proposed 70-mile groundwater pipeline (CRMWA 2) intended to provide redundancy and drought-proof groundwater supply.
The Canadian River Municipal Water Authority (CREMOIS) briefed the Amarillo City Council on the authority’s system, historical Lake Meredith performance and projects designed to mitigate salinity and supply risk.
CREMOIS general manager Drew Satterwhite and deputy director Chad Parnell described a long-standing decline in inflows to Lake Meredith since the early 2000s and rising chloride concentrations in the lake’s water. CREMOIS emphasized that the lake has been a variable supply and that blending groundwater from a wellfield with surface water has been used since 2001 to reduce lake chloride concentrations to the TCEQ/Texas secondary standard cited by staff (about 300 parts per million) for taste and aesthetic considerations.
CREMOIS reviewed the system: Sanford Dam (Lake Meredith), a 322-mile aqueduct built in the 1960s, and the groundwater well…
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