What EPA records show for Garden City, as of October 14, 2026
We found no health-based violations in EPA's records for this system (MI0002550) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Garden City (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 15.6 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, above EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Jun 30, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found none.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
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