- Geneva Lake Natural lake; USGS gauge864.37 ft Current reading shown; this gauge's public record is too short for seasonal comparisons. as of August 15, 2026
- Lake Winnebago Natural lake regulated by USACE (Fox River); USGS gauge746.92 ft Current reading shown; this gauge's public record is too short for seasonal comparisons. as of August 15, 2026
- Lake Mendota Dane County Land & Water Resources (Tenney Lock and Dam)849.95 ft 0.1 ft below full pool — this gauge's public record is too short for seasonal comparisons as of August 15, 2026