Chicago’s Deep Tunnel teeters at capacity after days of downpours

TL;DR
After several days of heavy rain, Chicago’s Deep Tunnel stormwater storage is nearly full, stressing flood-control capacity and raising the risk of overflows if more rain arrives.
- Deep Tunnel has never reached its limit. After a weekend of heavy rains it’s almost full Chicago Sun-Times
- Suburban reservoirs nearly full after multiple rounds of storms drop heavy rain on Chicagoland during holiday weekend WGN-TV
- Basements flooded, homes damaged in Chicago suburbs after Fourth of July weekend rain NBC 5 Chicago
- Chicago weather: Flood Warning for area as storms cause damage power outages; woman dies in Kendall Co.; July 4 fireworks canceled ABC7 Chicago
- Deep Tunnel Reservoirs Nearly Full as Chicago Region Pounded With Rain Over Holiday Weekend WTTW News
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