Janesville, WI
Home MenuLions Beach
Address: 1400 Palmer Drive
Dates: Memorial Day Weekend - Labor Day Weekend
Hours: Daily, 11:00 a.m. - 6:00 p.m.
Please be aware that there is no lifeguard on duty.
Lions Beach Water Testing:
The Recreation Division takes weekly water samples to monitor E. coli bacteria. Samples are sent to the State Hygiene Lab in Madison for testing.
The water quality reading will begin the week of Memorial Day and will be posted 2025 Water Sample Readings.
Water Quality Standards
| 0-234 CFU | Safe |
| 235-1,000 CFU | Safe, but public notice required |
| >1,000 CFU | Closed until further notice |
CFU refers to Colony Forming Units.
