Station is operated in cooperation with the U.S. Environmental Protection Agency .
Most Recent Instantaneous Value Jul 9 | Min (2007) | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2011) |
---|---|---|---|---|---|---|
-- unavailable -- | 598 | 830 | 1010 | 1160 | 1410 | 2720 |