Utilities in Michigan
27,337 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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ST. CLAIR SHORES, CITY OF
MI0006280 · 59,715 served
ST. CLAIR SYSTEMS, INC.
MI5020291 · 25 served
ST. CLAIR TOWNSHIP
MI0006282 · 3,270 served
ST. CLAIR WATER AND SEWER AUTHORITY
MI0006284 · 5,847 served
ST. CLAIR, CITY OF
MI0006270 · 5,485 served
ST. CLARE CATHOLIC CHURCH
MI2032875 · 217 served
ST. CLEMENTS CATHOLIC CHURCH
MI2420178 · 25 served
ST. COLUMBKILLE CHURCH
MI2013532 · 180 served
ST. CYRIL & METHODIUS CHURCH
MI2016403 · 480 served
ST. CYRIL CATHOLIC CHURCH
MI2055729 · 137 served
ST. DANIELS
MI2089663 · 200 served
ST. DEMETRIUS ORTHODOX
MI2066138 · 126 served
ST. DOMINIC CATHOLIC CHURCH
MI2019171 · 90 served
ST. EDWARDS CATHOLIC CHURCH
MI7420183 · 120 served
ST. ELIAS EASTERN ORTHODOX
MI2011613 · 25 served
ST. ELIZABETH'S CHURCH
MI2029372 · 25 served
ST. FELIX CHURCH & RECTORY
MI2008432 · 120 served
ST. FELIX PARISH HALL
MI2008332 · 50 served
ST. FLORENCE CHURCH
MI1720346 · 25 served
ST. FRANCIS CAMP
MI2021130 · 35 served
ST. FRANCIS CATHOLIC CHURCH
MI2009760 · 200 served
ST. FRANCIS EPISCOPAL CHURCH
MI2000720 · 200 served
ST. FRANCIS RETREAT CENTER
MI2020519 · 40 served
ST. FRANCIS SOLANUS CHURCH
MI2420132 · 25 served
ST. FRANCIS VICARAGE
MI2015208 · 150 served
ST. FRANCIS XAVIER
MI2009870 · 125 served
ST. GREGORY'S ABBEY
MI7520207 · 25 served
ST. HELEN BEEF-A-ROO
MI2044672 · 100 served
ST. HELEN CATHOLIC CHURCH
MI2009072 · 200 served
ST. HELEN CIVIC ASSN
MI2009972 · 50 served
ST. HELEN COMM BAPTIST CHURCH
MI2046872 · 50 served
ST. HELEN FAMILY DENTISTRY
MI2022172 · 28 served
ST. HELEN SENIOR CENTER
MI2025272 · 75 served
ST. HELEN TROUT POND
MI2022372 · 100 served
ST. HELEN VFW POST #5680
MI2033072 · 25 served
ST. HELENA LIGHTHOUSE
MI4920398 · 40 served
ST. HENRYS SCHOOL
MI2003837 · 100 served
ST. HUBERT CATHOLIC
MI2040772 · 100 served
ST. HUBERTS
MI2035072 · 25 served
ST. IGNACE
MI0006290 · 2,987 served
ST. IGNACE
055293503 · 200 served
ST. IGNATIUS CHURCH
MI2010943 · 30 served
ST. IGNATIUS CHURCH
MI2001976 · 200 served
ST. ISIDORE PARISH
MI2004232 · 95 served
ST. ISIDORES CATHOLIC CHURCH
MI2016778 · 60 served
ST. IVES CLUBHOUSE
MI2033254 · 245 served
ST. IVES INN
MI2038554 · 70 served
ST. IVES POOL
MI2039054 · 25 served
ST. JACOB LUTHERAN CHURCH
MI2073238 · 100 served
ST. JAMES CATHOLIC CHURCH
MI2032872 · 225 served