Welcome to an official page of the City of O'Fallon, Missouri.

O'Fallon, MO
Joined January 2011
Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area near S Cool Springs. Sorry for any inconvenience this may have caused.
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Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the Lone Star & Hoff Rd area. Sorry for any inconvenience this may have caused.
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The repair at Lone Star & Hoff Rd and is complete and water is being restored. This area will be under a precautionary boil advisory for up to 48 hours. Updates will be provided here. Sorry for any inconvenience.
304
Water has been shut off to the highlighted area (Lone Star & Hoff Rd) to perform a valve replacement. Following these repairs this area will be under a precautionary boil advisory for up to 48 hours. Updates will be provided here. Sorry for any inconvenience.
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386
Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area. Sorry for any inconvenience this may have caused.
327
Water has been shut off to the highlighted area to perform a water tie in and valve replacement. Following these repairs this area will be under a precautionary boil advisory for up to 48 hours. Updates will be provided here. Sorry for any inconvenience.
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Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area. Sorry for any inconvenience this may have caused.
152
The water was shut off to the highlighted area. This area will be under a precautionary boil advisory for up to 48 hours. Further updates will be provided here. Sorry for any inconvenience.
141
Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area. Sorry for any inconvenience this may have caused.
128
Water was shut off to the highlighted area due to a water main break. Following the repair this area will be under a precautionary boil advisory for up to 48 hours. Check back here for any updates. Sorry for any inconvenience.
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Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area. Sorry for any inconvenience this may have caused.
168
The water was shut off to the highlighted area due to a water main break. The water has since been restored and this area will be under a precautionary boil advisory for up to 48 hours. Further updates will be provided when they become available.
170
Water was shut off to the highlighted area to perform a water line extension. Following the work this area will be under a precautionary boil advisory for up to 48 hours. Further updates will be provided when they become available.
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Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area in the Casalon Apartments complex. Sorry for any inconvenience this may have caused.
131
The water has been turned off to the following buildings in the Casalon Apartments complex to install a new shut off valve. Following the repair this area will be under a precautionary boil advisory for up to 48 hours. Further updates will be provided when they become available.
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Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area. Sorry for any inconvenience this may have caused.
185
Water has been shut off to the highlighted area to replace a water valve. Following the repair this area will be under a precautionary boil advisory for up to 48 hours. Sorry for any inconvenience.
171
Sample results have returned and meet safe drinking water standards. The precautionary boil advisory can be lifted for the highlighted area in Casalon Apartments. Sorry for any inconvenience this may have caused.
143
The water has been shut off to 315 Woodlawn (Casalon Apartments) due to a water valve replacement. Following the repair this area will be under a precautionary boil advisory for up to 48 hours. Updates will be provided when they become available.
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Water has been shut off to the highlighted area due to a water valve replacement. This area will be under a precautionary boil advisory following the repair for up to 48 hours. Further updates will be provided when they become available.
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