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City to notify residents after two elevated lead samples; follow-up sampling required
Summary
Public works reported two of 10 recent lead-and-copper samples exceeded acceptable levels; Minnesota Department of Health rules require notification and additional sampling — staff will distribute door-to-door notices and collect 20 follow-up samples Jan–June next year.
City public works staff told the council that 10 lead-and-copper samples were submitted to the Minnesota Department of Health and two returned elevated results. Staff said one sample was markedly high and the other slightly elevated.
Darren, who oversees the water program, told the council he and staff met with the Minnesota Department of Health; the city is required to notify affected residents and conduct more targeted sampling. Darren will prepare a new site plan and undertake 20 follow-up samples from January through June of next year focused on homes tied to the elevated results. He told councilors the elevated readings appear likely connected to plumbing in individual homes and the timing of testing relative to the new water-treatment plant’s final commissioning; staff believe results could differ after the plant is fully operational.
How residents will be informed: staff elected to distribute notices door-to-door to explain the test outcomes and next steps rather than relying solely on radio or posted notices so they can answer homeowner questions directly.
Why it matters: under Minnesota lead-and-copper rules, exceedances require public notification and corrective sampling. City staff emphasized that while distribution plumbing can drive elevated readings, the city must follow the state’s required notification and sampling process.
What the council directed: staff will draft and distribute the required notices, complete the expanded sampling plan and report back to the council with results and recommended next steps.
Provenance: the lead-and-copper discussion appears in the public-works report and in a staff exchange with the Minnesota Department of Health and project consultants.
