Skip to content
WellCensus

Oil & gas wells in Zavala County, TX

27 catalogued wells in Zavala County, Texas, from the state regulator registry and the federal orphaned-well inventory.

Dataset updated . Derived from public data sources.

At a glance

Zavala County, Texas has 27 catalogued oil & gas wells: 0 active (0%), 0 plugged & abandoned (0%) and 14 documented orphans. It ranks 64th of the 65 Texas counties WellCensus profiles by well count and holds 0.0% of the state's 964,593 catalogued wells. Texas county counts cover only wells whose source record names the county (see below).

Catalogued wells

27

Active

0

Plugged

0

Documented orphans

14

Coverage note: The Railroad Commission's statewide location layer that supplies most Texas records carries no county field, so this county count covers only wells whose source record names the county — chiefly the federal orphaned-well inventory — and is far below the true number of wells in the county. The statewide total is on the Texas page: 964,593 wells in Texas.

What is the status of oil and gas wells in Zavala County?

0% of Zavala County's wells are active, 35 percentage points below the Texas share of 35%. 0% are plugged & abandoned, against 42% statewide and 47% nationally. 14 wells (52%) are documented orphans with no operator able to plug them, compared with 0.9% across Texas and 4% nationally. The remaining 13 carry status codes outside those classes, such as permitted or cancelled locations.

What kinds of wells are in Zavala County?

By product class, 18 of the county's wells (67%) are oil wells, 0 (0%) gas wells and 1 (4%) injection wells. Statewide the oil share is 48% and the gas share 13%. 100% of the county's wells carry coordinates and appear on the map.

How does Zavala County compare with other Texas counties?

Zavala County has the 64th-most catalogued wells of the 65 Texas counties with at least 25. The median Texas county on WellCensus has 50 wells. The largest, Pecos County, has 489. By documented orphans it ranks 43rd in Texas.

Who operates wells in Zavala County?

Texas records come from the Railroad Commission's statewide surface-well layer, which publishes each wellbore's API number, coordinates and map symbol (status) but no well name, operator, county, dates or depth; those fields await the RRC's full-attribute bulk file.

Oil & gas wells in Zavala County, TX
WellAPI # / state IDStatusTypeOperator
Well API 42-507-3091342-507-30913OrphanedOil—
Well API 42-507-3251742-507-32517OrphanedInjection—
Well API 42-507-3271942-507-32719OrphanedOther type—
Well API 42-507-3049142-507-30491OrphanedOil—
Well API 42-507-3095642-507-30956OrphanedOther type—
Well API 42-507-3188642-507-31886OrphanedOil—
Well API 42-507-3244042-507-32440OrphanedOther type—
Well API 42-507-3093742-507-30937Other statusOil—
Well API 42-507-0076442-507-00764OrphanedOil—
Well API 42-507-3285642-507-32856OrphanedOil—
Well API 42-507-3231542-507-32315OrphanedOther type—
Well API 42-507-3275942-507-32759OrphanedOther type—
Well API 42-507-3278442-507-32784OrphanedOil—
Well API 42-507-3242342-507-32423Other statusOther type—
Well API 42-507-3043742-507-30437OrphanedOil—
Well API 42-507-3043542-507-30435Other statusOil—
Well API 42-507-3088242-507-30882Other statusOil—
Well API 42-507-3096542-507-30965Other statusOil—
Well API 42-507-3208442-507-32084Other statusOil—
Well API 42-507-3239042-507-32390Other statusOther type—
Well API 42-507-3254742-507-32547Other statusOil—
Well API 42-507-3255042-507-32550Other statusOil—
Well API 42-507-3256842-507-32568Other statusOil—
Well API 42-507-3232042-507-32320OrphanedOther type—
Well API 42-507-3210842-507-32108Other statusOil—

A sample of the county’s wells — every catalogued well has its own page. Browse all 27 in search → (filter by operator, status and type, then export), or find a specific well on the live map.

Frequently asked questions

How many oil and gas wells are in Zavala County, TX?

Zavala County, Texas has 27 catalogued oil & gas wells: 0 active, 0 plugged and 14 documented orphans. Texas county counts cover only wells whose source record names the county.

How many orphaned wells are in Zavala County?

14 wells in Zavala County, Texas are documented orphans — unplugged with no solvent operator of record, the 43rd-highest count among Texas counties.

What share of wells in Zavala County are plugged?

0 of Zavala County's 27 catalogued wells (0%) are plugged & abandoned, compared with 42% across Texas.

Which Texas county has the most oil and gas wells?

Pecos County has the most catalogued wells of any Texas county on WellCensus (489); Zavala County ranks 64th with 27.

Nearby in the Texas rankings

About this data

Source: Texas Railroad Commission statewide surface-well layer (August 2019 snapshot), plus the USGS United States Documented Orphaned Well Database (2026, doi 10.5066/P13FHBYG), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: WellCensus, “Oil & gas wells in Zavala County, Texas”, https://wellcensus.com/wells/texas/zavala (data as of October 10, 2026).