Blh & Associates
Operator of record for 30 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Blh & Associates is the operator of record for 30 catalogued U.S. oil & gas wells in 1 state. 3 (10%) are active, 24 (80%) plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Illinois, with 30 wells (100% of its portfolio).
Wells operated
30
Active
3
Plugged
24
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 30 |
Well mix
- Oil wells
- 9
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 10%
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Claim Blh & Associates to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Blh & Associates operate?
Blh & Associates's catalogued wells are spread across 1 state: Illinois (30). Its 30 Illinois wells are 0.0% of the 174,478 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Blh & Associates’s wells are active, plugged or orphaned?
10% of Blh & Associates's catalogued wells are active, 19 percentage points below the national share of 29%. 80% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Blh & Associates operate?
By product class, 9 (30%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Wollenweber 1 in Marion, IL at 4,275 ft. The wells listed below sit in Marion (IL), Wayne (IL), Clinton (IL), Clay (IL) and St. Clair (IL).
Notable wells operated by Blh & Associates
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Wollenweber 1 | 12-121-26509 | Plugged & abandoned | Other type | Marion, IL | BLH & Associates, Inc. | 4,275 ft |
| Reed Larry 1 | 12-191-30512 | Plugged & abandoned | Other type | Wayne, IL | BLH & Associates, Inc. | 3,410 ft |
| Hester B-1 | 12-027-25309 | Plugged & abandoned | Other type | Clinton, IL | BLH & Associates, Inc. | 3,034 ft |
| Peavler 1 | 12-025-27512 | Plugged & abandoned | Other type | Clay, IL | BLH & Associates, Inc. | 3,014 ft |
| Howard Et Al 1 | 12-121-26940 | Plugged & abandoned | Other type | Marion, IL | BLH & Associates, Inc. | 2,965 ft |
| Dehart etal. 1 | 12-025-26609 | Plugged & abandoned | Other type | Clay, IL | BLH & Associates, Inc. | 2,954 ft |
| Von Bokel, F. 1 | 12-163-25396 | Plugged & abandoned | Other type | St. Clair, IL | BLH & Associates, Inc. | 2,768 ft |
| Dehart, E. 2 | 12-025-27169 | Plugged & abandoned | Other type | Clay, IL | BLH & Associates, Inc. | 2,530 ft |
| Jansen, Leo 1 | 12-027-25171 | Plugged & abandoned | Oil | Clinton, IL | BLH & Associates, Inc. | 2,528 ft |
| Jansen, Leo Community 1 | 12-027-25144 | Active | Oil | Clinton, IL | BLH & Associates, Inc. | 2,525 ft |
| Deerhake 1-A | 12-027-25589 | Plugged & abandoned | Other type | Clinton, IL | BLH & Associates, Inc. | 2,515 ft |
| Jansen, Leo 2 | 12-027-25172 | Plugged & abandoned | Oil | Clinton, IL | BLH & Associates, Inc. | 2,476 ft |
Deepest first where depth is published. See all 30 wells →
Frequently asked questions
How many wells does Blh & Associates operate?
Blh & Associates is the operator of record for 30 catalogued oil & gas wells, with the largest concentration in Illinois (30). Only wells in states WellCensus has ingested are counted.
How many of Blh & Associates's wells are still active?
3 of Blh & Associates's catalogued wells are active; 24 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Blh & Associates operate wells?
Blh & Associates is the operator of record for wells in Illinois (30).
Does Blh & Associates operate mostly oil or gas wells?
9 of Blh & Associates's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Blh & Associates's deepest well?
Among wells with a published depth, Wollenweber 1 in Marion, IL is the deepest at 4,275 ft.
Where Blh & Associates's wells are
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Blh & Associates — well portfolio”, https://wellcensus.com/operators/blh-associates-66039 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).