Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
O. H. HUTCHINGS STATION
9200 CHAUTAUQUA, MIAMISBURG, OH, 453424103
Parent company: THE DAYTON POWER & LIGHT CO
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Hydrogen fluoride | Vanadium compounds | Total (lbs) |
| 2012 | 32,998 | — | — | — | — | 33,411 |
| 2011 | 50,183 | — | — | — | — | 50,810 |
| 2010 | 103,170 | 16,211 | — | — | — | 120,688 |
| 2009 | 60,576 | — | — | — | — | 61,345 |
| 2008 | 233,886 | 36,751 | 29,702 | 29,236 | — | 332,540 |
| 2007 | 360,000 | 57,000 | 46,320 | 45,000 | — | 512,904 |
| 2006 | 260,000 | 42,000 | 32,120 | 32,000 | — | 369,364 |
| 2005 | 400,000 | 65,000 | 50,160 | 50,000 | — | 570,211 |
| 2004 | 270,000 | 41,000 | 40,160 | 33,000 | — | 387,788 |
| 2003 | 560,000 | 89,000 | 85,410 | 70,000 | 33,180 | 887,720 |
| 2002 | 430,000 | 71,000 | 65,220 | 54,000 | 26,130 | 652,204 |
| 2001 | 460,000 | 73,000 | 70,240 | 57,000 | 27,140 | 693,656 |
| 2000 | 940,000 | 75,000 | 72,310 | 51,000 | 28,170 | 1,166,561 |
| 1999 | 550,000 | 45,000 | 42,160 | 30,000 | — | 667,160 |
| 1998 | 730,000 | 56,000 | 55,190 | 39,000 | — | 880,190 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.