Most Inspected EPA Facilities
| # | Facility | Location | Grade | Inspections |
|---|---|---|---|---|
| 551 | FEDERAL WAY LINK EXTENSION | KENT, WA | D | 22 |
| 552 | NORTH SURFACE MINE #1 | HOLDEN, WV | C | 22 |
| 553 | FOURPOLE REFUSE AREA | WHARNCLIFFE, WV | C | 22 |
| 554 | MONTCOAL MOUNTAIN HAULROAD | TWILIGHT, WV | A | 22 |
| 555 | WESTCHESTER MINE | PREMIER, WV | C | 22 |
| 556 | SAYLOR MINE | MEYERSDALE, PA | A | 22 |
| 557 | ENOCH'S BRANCH DEEP MINE | GRUNDY, VA | A | 22 |
| 558 | ER LINDE MIDDLE CREEK QUARRY | HAWLEY, PA | C | 22 |
| 559 | MARTIN MARIETTA CHEMICALS | MANISTEE, MI | D | 22 |
| 560 | ISLANDIA SHOPPING CENTER | ISLANDIA, NY | B | 22 |
| 561 | HARPERS BRANCH REFUSE FACILITY | VANSANT, VA | C | 22 |
| 562 | NINE MILE SPUR #6 | STONEGA, VA | A | 22 |
| 563 | HOUNDSHELL MINE | GRUNDY, VA | A | 22 |
| 564 | SAFETY KLEEN SYS INC/NEW KINGSTOWN SVC CTR | NEW KINGSTOWN, PA | D | 22 |
| 565 | DIRENZO COAL BREAKER | MINERSVILLE, PA | A | 22 |
| 566 | DOMINION #26 | WHITEWOOD, VA | A | 22 |
| 567 | HOLCIM US CEMENTON QUARRY | WHITEHALL, PA | A | 21 |
| 568 | TRACT 911 MINE | GARRETT, PA | C | 21 |
| 569 | MEADOWS STONE & PAVING, INC. | MONTERVILLE, WV | F | 21 |
| 570 | SPRING BRANCH DEEP MINE NO. 1 | NAUGATUCK, WV | C | 21 |
| 571 | JAMISON CREEK REFUSE DISPOSAL SITE | RED ASH, VA | C | 21 |
| 572 | S-3002-02 & S-3015-06 | CHARLESTON, WV | C | 21 |
| 573 | LOADING TIPPLE #1 | WHITEWOOD, VA | A | 21 |
| 574 | DARBY SEAM MINE | MONARCH, VA | B | 21 |
| 575 | HAWKINS | CLARKSVILLE, PA | C | 21 |
| 576 | ATLANTIC CARBON SOUTH JEANSVILLE MINE | WEATHERLY, PA | A | 21 |
| 577 | AERC RECYCLING SOLUTIONS, A CLEAN EARTH COMPANY | ALLENTOWN, PA | C | 21 |
| 578 | SUGAR CAMP ENERGY LLC (MINE NO 1) | MACEDONIA, IL | B | 21 |
| 579 | SQUIRE JIM NO. 2 MINE | AMONATE, VA | A | 21 |
| 580 | BIG CREEK MINE #1 | RICHLANDS, VA | A | 21 |
| 581 | BOONE'S MOBILE ESTATE WWTP | LOTHIAN, MD | F | 21 |
| 582 | MOSS #2 PREP PLANT | SOUTH CLINCHFIELD, VA | C | 21 |
| 583 | FORK RIDGE #1 | RED ASH, VA | C | 21 |
| 584 | PORT AMHERST | CHARLESTON, WV | C | 21 |
| 585 | PARK MINE PARK & PRIMROSE MINE | BARNESVILLE, PA | A | 21 |
| 586 | BISHOP COMPLEX | BISHOP, WV | C | 21 |
| 587 | WYMPS GAP SURFACE MINE | SMITHFIELD, PA | C | 21 |
| 588 | SKILLET CREEK NO.1 SURFACE MINE & HAULROAD | GILBERT, WV | C | 21 |
| 589 | DALTON BRANCH SURFACE MINE | BISHOP, WV, VA | A | 21 |
| 590 | ARKEMA INC - MOBILE FACILITY | AXIS, AL | C | 21 |
| 591 | DEEP MINES 8, 9L, 9 | BECKLEY, WV | A | 21 |
| 592 | GLEN ALUM REFUSE AREA | WHARNCLIFFE, WV | C | 21 |
| 593 | NORTHAMPTON FUEL SUPPLY HIGHLAND 5 MINE | FREELAND, PA | A | 21 |
| 594 | LYCOMING ENGINES/OLIVER ST PLT | WILLIAMSPORT, PA | D | 21 |
| 595 | LONG BRANCH AUGER MINE | AILY, VA | C | 21 |
| 596 | HARPERS BRANCH SLURRY IMPOUNDMENT FACILITY | BIG ROCK, VA | C | 21 |
| 597 | HORSE CREEK MINE NO. 2 | BLUEFIELD, WV | A | 21 |
| 598 | STEVE HORN PERMIT | DIXIANA, VA | C | 21 |
| 599 | WILLIAMSPORT SANITARY AUTHORITY - WEST PLANT | WILLIAMSPORT, PA | B | 21 |
| 600 | MINE NO. 11 | JOLO, WV | D | 21 |