Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SOMERVILLE NORTH MINE
R.R. 3 BOX 89, OAKLAND CITY, IN, 47660
Parent company: NA
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 | Ammonia | Phosphorus (yellow or white) | Barium | Lead compounds | Total (lbs) | |
| 2007 | 1,601 | — | — | — | 1,601 | |
| 2006 | 71,060 | — | — | — | 71,060 | |
| 2004 | 220 | — | — | — | 220 | |
| 2003 | 5,140 | — | — | 336 | 5,476 | |
| 2002 | 12,055 | — | — | — | 12,055 | |
| 2001 | 15,994 | — | — | — | 15,994 | |
| 2000 | 13,544 | — | — | — | 13,544 | |
| 1999 | 6,380 | 75,121 | 27,425 | — | 108,926 | |
| 1998 | 4,744 | — | — | — | 4,744 | |
▎ 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.