Texas highly volatile liquid pipelines
49,325 miles of permitted highly volatile liquid pipeline run through 202 Texas counties — 12% of the state's permitted network. Click any line on the map to see who operates it.
Locations are as filed with the state and are approximate. This map is for reference and research — it is not a locate. Always call 811 before any excavation.
Operators carrying highly volatile liquid
Ranked by highly volatile liquid mileage specifically — not by the operator's total network, which would put a large mixed-commodity company above a specialist.
100 of 137 operators
Counties with highly volatile liquid pipeline
Every county the state has a highly volatile liquid T-4 permit in, by mileage.
202 counties
How this is counted
Each operator declares what a line carries on its T-4 permit. This page counts 2 filing values that mean the same thing, so a substance the state spells two ways is not split across two pages:
HIGHLY VOLATILE LIQUID43,202 miHIGHLY VOLATILE LIQUID (HVL)6,124 mi
Mileage is the length the Railroad Commission holds on file for each segment. Nothing here is modelled or estimated.