Get the data

Free. You will be asked to confirm an email address before the files are built — that is the only gate, and it is there so we can tell you when a large export is ready.

What this is

The wells, surveys, pipelines and base map layers for a county bundled together — the whole GIS picture in one download.

It is exactly the other four county layer sets in one zip, not a different or richer product. We checked: for Zavala County, this bundle holds 160 shapefile parts, and the well (24), survey (32), pipeline (8) and base map (96) bundles hold those same 160 between them, matching on both size and checksum. So take this one if you want everything, and take the individual layer if you do not — the pipeline layer for a county is around 0.6 MB against 5 MB here.

What you can do with it

Take everything RRC maps for a county in a single request instead of four — or skip it and take just the layer you need.

Gotchas

Every RRC map layer is published in the Geographic coordinate system in decimal degrees on the NAD27 datum — EPSG:4267. That is not what web mapping expects. Overlaying it on anything modern without reprojecting to WGS 84 puts Texas wells roughly 100 metres from where they belong.

Files are packaged county by county under RRC's 8.3 naming convention, so a statewide layer means merging 255 files: one per county on the odd codes 001 to 507, plus a FED bundle covering federal offshore waters. Merging the 254 county files alone silently drops everything offshore.

This is mirrored whole rather than decoded, and that is the right shape for it: a shapefile is a working format, not an encoding to be undone, and every GIS tool opens one. Read the datum note above before you overlay it on anything -- that is the part that goes wrong quietly.

Record layout

0 columns.

We have not transcribed the record layout for this dataset yet. The RRC manual linked under “Where this comes from” is the authoritative description in the meantime.

Where this comes from

Published by

Texas Railroad Commission — the original page

Original format

Shapefile ArcView shapefile — several files that must be kept together.

RRC publishes

Updated twice a week (Twice a week.)

RRC download link

GoAnywhere MFT

Record layout manual

OGA094 — Digital Map Information — User's Guide

EZRRC is an independent mirror of public-domain data published by the Texas Railroad Commission. It is not affiliated with or endorsed by the RRC. For any legal or regulatory purpose, verify against the official RRC release.