ULTRAMAR PROD CO

op#875590 // since 1991-03-14// P-5: active

16825 NORTHCHASE DR., STE. 1200, HOUSTON

spud_rate

100%

8 of 8 (6mo+)

median_spud_days

36

p25-p75: 26-40d

cancel_rate

0%

0 cancelled

expired_undrilled

0

avg_permits/yr

8

spud_momentum: inactive active_years: 1 horizontal: 0% top_county: STERLING
window: | type:

permits (1yr)

0

vs_prior

0%

counties (1yr)

0

avg_depth (1yr)

--

hz_pct (1yr)

0%

all_time

8

basins (1yr): Permian (West) // Panhandle / Haynesville
depth_range (1yr): 9,000 - 9,600 ft

-- permit_history (all operated wells — latest 15)

view all >>
SOURCEPERMITAPITYPELEASECOUNTYISSUEDFROM/TO
divested39359642-431-32295DRILLFOSTER "34"STERLING1991-11-07to: BOLDING ENERGY LLC
divested39341742-431-32292DRILLGLASS "26"STERLING1991-10-29to: BOLDING ENERGY LLC
divested39336342-431-32288DRILLFOSTER "33"STERLING1991-10-28to: BOLDING ENERGY LLC
divested39336442-431-32287DRILLFOSTER "33"STERLING1991-10-28to: BOLDING ENERGY LLC
divested38604442-431-32216DRILLGUNTER "35"STERLING1991-03-26to: BOLDING ENERGY LLC
divested38604342-431-32215DRILLGUNTER "35"STERLING1991-03-26to: BOLDING ENERGY LLC
divested38574442-431-32204DRILLFOSTER "33"STERLING1991-03-14to: BOLDING ENERGY LLC

-- permit_activity

[ no data ]
EOF // multi-state drilling data platform // 2026