Water & Sediment Maps
The Galveston Bay Watershed
GBEP Segmentation
Large (7.4 MB)
Small (58 KB)
Large (4.4 MB)
Small (71 KB)
Nutrients of the Lower Galveston Bay Watershed: Ammonia
Nutrients of the Lower Galveston Bay Watershed: Total Phosphorus
Large (5.6 MB)
Small (0.4 MB)
Small (1.8 MB)
Nutrients of the Lower Galveston Bay Watershed: Nitrate-Nitrite
The Lower Galveston Bay Watershed: Pathogens
Small (0.5 MB)
Clean Texas Marinas and Other Marinas in Galveston Bay
305(b) Streams in Galveston Bay Region
Large (4.3 MB)
Small (0.2 MB)
Large (6.9 MB)
Small (206 KB)
Tidal Circulation
Galveston Bay Depth Map
Large (4.6 MB)
Small (101 KBB)
Large (3.04 MB)
Small (108 KB)
Superfund Sites with Toxic Contaminants in Lower Galveston Bay Watershed
Developed vs. Undeveloped Shoreline for Galveston Bay
Large (1.4 MB)
Small (72 KB)
Large (1.3 MB)
Small (80 KB)
Living Resources Maps
Seagrass Areas
Seafood Consumption Advisories for Galveston Bay
Large (2.9 MB)
Small (0.3 MB)
Colonial Waterbird Nesting Sites in the Lower Galveston Bay Watershed
Shellfish Harvesting Areas in Galveston Bay: Change from 2003-2008
Large (4.1 MB)
Small (69 KB)
Large (5.2 MB)
Oyster Reefs in Galveston Bay
Large (5.0 MB)
Small (65 KB)
Human Uses
Region H Water Supply
Developed Land
Large (3.3 MB)
Small (113 KB)
Shipping Channels/Ports
Water Wells/Subsidence
Large (5.3 MB)
Small (91 KB)
Large (7.5 MB)
Small (143 KB)
Oil Wells
Railroads
Large (5.8 MB)
Small (117 KB)
Large (4.9 MB)
Small (96 KB)
2010 Population within 2 miles of Galveston Bay
Wastewater Outfalls
Large (2.6 MB)
Small (129 KB)
Large (2.8 MB)
Small (133 KB)