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Montgomery County, IL oil and gas wells

1,364 wells: 0 active, 937 plugged, run by 384 operators.

Figures from the Illinois State Geological Survey, updated 2026-10-17.

Top operators in Montgomery

OperatorActiveWells here
Granholm & Assoc.0451
Illinois Power Co.036
Hardt, Edwin E.031
Sun Production Co (Sun Oil)020
Gulf018
Reed, O. A.017
Moody, Roger016
Keyrock Energy LLC012
National Associated Petroleum Co.011
White Edgar011
Holmes, W. Ralph, Etal09
Phillips Petroleum, Co.09
Stribling, W. C.09
Keyrock Energy, LLC08
Magnolia Petroleum Company08
Alco Oil & Gas Corp.07
Allen, Nelson07
Calvert Drilling, Inc.07
Division Of Waterways07
MP Gas & Oil Exploration07
Taurus Oil Co., Inc.07
Bassett, Clyde06
Benoist, L. L.06
Frank's Petroleum Exploration06
IL State Geological Survey06

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
Granholm & Assoc. 343 12-135-00715Plugged OtherGranholm & Assoc.
Granholm & Assoc. 344 12-135-00716Plugged OtherGranholm & Assoc.
Granholm & Assoc. 393 12-135-00717Plugged OtherGranholm & Assoc.
Granholm & Assoc. 394 12-135-00718Plugged OtherGranholm & Assoc.
Granholm & Assoc. 392 12-135-00719Plugged OtherGranholm & Assoc.
Granholm & Assoc. 387 12-135-00720Plugged OtherGranholm & Assoc.
Granholm & Assoc. 388 12-135-00721Plugged OtherGranholm & Assoc.
Granholm & Assoc. 389 12-135-00722Plugged OtherGranholm & Assoc.
Granholm & Assoc. 390 12-135-00723Plugged OtherGranholm & Assoc.
Granholm & Assoc. 391 12-135-00724Plugged OtherGranholm & Assoc.
Granholm & Assoc. 345 12-135-00725Plugged OtherGranholm & Assoc.
Granholm & Assoc. 360 12-135-00726Plugged OtherGranholm & Assoc.
Granholm & Assoc. 361 12-135-00727Plugged OtherGranholm & Assoc.
Granholm & Assoc. 362 12-135-00728Plugged OtherGranholm & Assoc.
Granholm & Assoc. 363 12-135-00729Plugged OtherGranholm & Assoc.
Granholm & Assoc. 364 12-135-00730Plugged OtherGranholm & Assoc.
Granholm & Assoc. 365 12-135-00731Plugged OtherGranholm & Assoc.
Granholm & Assoc. 386 12-135-00734Plugged OtherGranholm & Assoc.
Granholm & Assoc. 455 12-135-00921Plugged OtherGranholm & Assoc.
Granholm & Assoc. 456 12-135-00922Plugged OtherGranholm & Assoc.
Granholm & Assoc. 453 12-135-00924Plugged OtherGranholm & Assoc.
Granholm & Assoc. 452 12-135-00925Plugged OtherGranholm & Assoc.
Granholm & Assoc. 451 12-135-00926Plugged OtherGranholm & Assoc.
Granholm & Assoc. 478 12-135-00927Plugged OtherGranholm & Assoc.
Granholm & Assoc. 479 12-135-00928Plugged OtherGranholm & Assoc.
Granholm & Assoc. 493 12-135-00929Plugged OtherGranholm & Assoc.
Granholm & Assoc. 494 12-135-00930Plugged OtherGranholm & Assoc.
Granholm & Assoc. 492 12-135-00931Plugged OtherGranholm & Assoc.
Granholm & Assoc. 496 12-135-00932Plugged OtherGranholm & Assoc.
Granholm & Assoc. 495 12-135-00933Plugged OtherGranholm & Assoc.
Granholm & Assoc. 477 12-135-00934Plugged OtherGranholm & Assoc.
Granholm & Assoc. 474 12-135-00935Plugged OtherGranholm & Assoc.
Granholm & Assoc. 475 12-135-00936Plugged OtherGranholm & Assoc.
Granholm & Assoc. 476 12-135-00937Plugged OtherGranholm & Assoc.
Granholm & Assoc. 463 12-135-00938Plugged OtherGranholm & Assoc.
Granholm & Assoc. 483 12-135-00939Plugged OtherGranholm & Assoc.
Granholm & Assoc. 466 12-135-00940Plugged OtherGranholm & Assoc.
Granholm & Assoc. 504 12-135-00941Plugged OtherGranholm & Assoc.
Granholm & Assoc. 473 12-135-00942Plugged OtherGranholm & Assoc.
Granholm & Assoc. 472 12-135-00943Plugged OtherGranholm & Assoc.
Granholm & Assoc. 471 12-135-00944Plugged OtherGranholm & Assoc.
Granholm & Assoc. 465 12-135-00945Plugged OtherGranholm & Assoc.
Granholm & Assoc. 464 12-135-00946Plugged OtherGranholm & Assoc.
Granholm & Assoc. 462 12-135-00947Plugged OtherGranholm & Assoc.
Granholm & Assoc. 482 12-135-00948Plugged OtherGranholm & Assoc.
Granholm & Assoc. 490 12-135-00949Plugged OtherGranholm & Assoc.
Granholm & Assoc. 486 12-135-00950Plugged OtherGranholm & Assoc.
Granholm & Assoc. 485 12-135-00951Plugged OtherGranholm & Assoc.
Granholm & Assoc. 502 12-135-00952Plugged OtherGranholm & Assoc.
Granholm & Assoc. 484 12-135-00953Plugged OtherGranholm & Assoc.
Granholm & Assoc. 491 12-135-00954Plugged OtherGranholm & Assoc.
Granholm & Assoc. 500 12-135-00955Plugged OtherGranholm & Assoc.
Granholm & Assoc. 501 12-135-00956Plugged OtherGranholm & Assoc.
Granholm & Assoc. 541 12-135-00957Plugged OtherGranholm & Assoc.
Granholm & Assoc. 540 12-135-00958Plugged OtherGranholm & Assoc.
Granholm & Assoc. 499 12-135-00959Plugged OtherGranholm & Assoc.
Granholm & Assoc. 498 12-135-00960Plugged OtherGranholm & Assoc.
Granholm & Assoc. 497 12-135-00961Plugged OtherGranholm & Assoc.
Granholm & Assoc. 503 12-135-00962Plugged OtherGranholm & Assoc.
Granholm & Assoc. 487 12-135-00963Plugged OtherGranholm & Assoc.
Granholm & Assoc. 506 12-135-00964Plugged OtherGranholm & Assoc.
Granholm & Assoc. 488 12-135-00965Plugged OtherGranholm & Assoc.
Granholm & Assoc. 542 12-135-00966Plugged OtherGranholm & Assoc.
Granholm & Assoc. 543 12-135-00967Plugged OtherGranholm & Assoc.
Granholm & Assoc. 489 12-135-00968Plugged OtherGranholm & Assoc.
Granholm & Assoc. 526 12-135-00969Plugged OtherGranholm & Assoc.
Granholm & Assoc. 524 12-135-00970Plugged OtherGranholm & Assoc.
Granholm & Assoc. 520 12-135-00971Plugged OtherGranholm & Assoc.
Granholm & Assoc. 519 12-135-00972Plugged OtherGranholm & Assoc.
Granholm & Assoc. 518 12-135-00973Plugged OtherGranholm & Assoc.
Granholm & Assoc. 523 12-135-00974Plugged OtherGranholm & Assoc.
Granholm & Assoc. 522 12-135-00975Plugged OtherGranholm & Assoc.
Granholm & Assoc. 521 12-135-00976Plugged OtherGranholm & Assoc.
Granholm & Assoc. 517 12-135-00977Plugged OtherGranholm & Assoc.
Granholm & Assoc. 516 12-135-00978Plugged OtherGranholm & Assoc.
Granholm & Assoc. 511 12-135-00979Plugged OtherGranholm & Assoc.
Granholm & Assoc. 539 12-135-00980Plugged OtherGranholm & Assoc.
Granholm & Assoc. 510 12-135-00981Plugged OtherGranholm & Assoc.
Granholm & Assoc. 509 12-135-00982Plugged OtherGranholm & Assoc.
Granholm & Assoc. 537 12-135-00983Plugged OtherGranholm & Assoc.
Granholm & Assoc. 469 12-135-00984Plugged OtherGranholm & Assoc.
Granholm & Assoc. 470 12-135-00985Plugged OtherGranholm & Assoc.
Granholm & Assoc. 480 12-135-00986Plugged OtherGranholm & Assoc.
Granholm & Assoc. 527 12-135-00987Plugged OtherGranholm & Assoc.
Granholm & Assoc. 528 12-135-00988Plugged OtherGranholm & Assoc.
Granholm & Assoc. 529 12-135-00989Plugged OtherGranholm & Assoc.
Granholm & Assoc. 530 12-135-00990Plugged OtherGranholm & Assoc.
Granholm & Assoc. 531 12-135-00991Plugged OtherGranholm & Assoc.
Granholm & Assoc. 532 12-135-00992Plugged OtherGranholm & Assoc.
Granholm & Assoc. 534 12-135-00993Plugged OtherGranholm & Assoc.
Granholm & Assoc. 535 12-135-00994Plugged OtherGranholm & Assoc.
Granholm & Assoc. 536 12-135-00995Plugged OtherGranholm & Assoc.
Granholm & Assoc. 538 12-135-00996Plugged OtherGranholm & Assoc.
Granholm & Assoc. 533 12-135-00997Plugged OtherGranholm & Assoc.
Granholm & Assoc. 554 12-135-00998Plugged OtherGranholm & Assoc.
Granholm & Assoc. 525 12-135-00999Plugged OtherGranholm & Assoc.
Granholm & Assoc. 552 12-135-01000Plugged OtherGranholm & Assoc.
Granholm & Assoc. 553 12-135-01001Plugged OtherGranholm & Assoc.
Granholm & Assoc. 555 12-135-01002Plugged OtherGranholm & Assoc.
Granholm & Assoc. 550 12-135-01003Plugged OtherGranholm & Assoc.

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