Estimated Value by Well
The wells driving the estimated value of Mary A Mattingly's mineral portfolio.
Estimated values combine recorded decimal interests with recent well production.
Get a firm cash offer for these mineral and royalty interests. We review your production history and respond within two business days.
Production History & Forecast
Combined monthly oil and gas production from the most active wells associated with Mary A Mattingly, with a 36-month decline-curve forecast.
Source: Railroad Commission of Texas lease production filings. Condensate volumes are reported with gas. The dashed forecast is a decline curve fitted to the production history — an estimate, not a guarantee of future production.
Interests Held By Mary A Mattingly
Royalty and mineral interests from the 2025 county tax roll, matched to producing oil and gas wells. Sorted by estimated value.
| # | Property | County | Operator | Interest | Type | Est. Value |
|---|---|---|---|---|---|---|
| 1 | NOWLIN BILLIE MARIE 2 API 25133766 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $759.41 |
| 2 | NOWLIN-DAVIS (SA) 3H API 25134452 | Johnson County, TX | FDL OPERATING LLC | 0.003182 | R | $608.50 |
| 3 | NOWLIN-DOYLE (SA) 3H API 25134462 | Johnson County, TX | FDL OPERATING LLC | 0.002578 | R | $581.64 |
| 4 | NOWLIN BILLIE MARIE 1 API 25131155 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $544.47 |
| 5 | NOWLIN-DAVIS (SA) 1H API 25134450 | Johnson County, TX | FDL OPERATING LLC | 0.001419 | R | $418.49 |
| 6 | NOWLIN-D-B-DAVIS (SA) 1H API 25134458 | Johnson County, TX | FDL OPERATING LLC | 0.000936 | R | $179.12 |
| 7 | NOWLIN-DAVIS (SA) 2H API 25134451 | Johnson County, TX | FDL OPERATING LLC | 0.003708 | R | $153.48 |
| 8 | NOWLIN-DOYLE (SA) 2H API 25134461 | Johnson County, TX | FDL OPERATING LLC | 0.001044 | R | $151.69 |
| 9 | NOWLIN BILLIE MARIE 4 API 25133799 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $133.31 |
| 10 | NOWLIN BILLIE MARIE 5H API 25133803 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $115.48 |
| 11 | NOWLIN BILLIE MARIE 3 API 25133797 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $103.69 |
| 12 | NOWLIN BILLIE MARIE 6 API 25133805 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $79.87 |
| 13 | NOWLIN BILLIE MARIE 7 API 25133806 | Johnson County, TX | FDL OPERATING LLC | 0.005164 | R | $79.29 |
| 14 | GRISWELL-NOWLIN (SA) 2 API 25133379 | Johnson County, TX | FDL OPERATING LLC | 0.000166 | R | $26.25 |
| 15 | NOWLIN-DOYLE (SA) 1H API 25134460 | Johnson County, TX | FDL OPERATING LLC | 0.000519 | R | $14.92 |
| 16 | GRISWELL-NOWLIN (SA) 3 API 25133357 | Johnson County, TX | FDL OPERATING LLC | 0.000093 | R | $5.58 |
| 17 | GRISWELL-NOWLIN (SA) 1 API 25133324 | Johnson County, TX | FDL OPERATING LLC | 0.000202 | R | $2.46 |
How It Works
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