Jefferson County
Address/Location
100 S 10th St
Mount Vernon, IL 62864
Contact:
Emergency: 9-1-1
http://www.jeffersoncountyillinois.com
TEXT-A-TIP - Text TIP JEFFERSONIL followed by your message, to 888777
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Alert
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Alert
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Alert
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Advisory
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Alert
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Alert
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Advisory
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Advisory
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Alert
Entered: 2 days, 22 hours ago
Monthly test of the Jefferson County, Illinois Emergency Alerting & Notification System. More »
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Advisory
Entered: 4 weeks, 1 day ago
I-57 lane, ramp closures begin from Jefferson County Line to route 161 More »
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Advisory
Entered: 1 month ago
Jefferson County: I-64 lane & ramp closures from Jefferson/Washington County line to I-57 set to begin April 11 More »