Figure: 30 TAC §298.380(c)(10)

United States Geological Survey Gage 08178880, Medina River at Bandera
Season Hydrologic
Condition		 Subsistence Base Small
Seasonal
Pulse
(2 per season)		 Large
Seasonal
Pulse
(1 per season)
Winter Dry 6 cfs 17 cfs Trigger:
53 cfs
Volume:
400 af
Duration:
12 days		 Trigger:
110 cfs
Volume:
960 af
Duration:
17 days
Winter Average N/A 32 cfs
Winter Wet N/A 54 cfs
Spring Dry 7 cfs 10 cfs Trigger:
110 cfs
Volume:
900 af
Duration:
17 days		 Trigger:
480 cfs
Volume:
4,190 af
Duration:
28 days
Spring Average N/A 22 cfs
Spring Wet N/A 48 cfs
Summer Dry 1 cfs 6 cfs Trigger:
94 cfs
Volume:
670 af
Duration:
14 days		 Trigger:
340 cfs
Volume:
2,310 af
Duration:
21 days
Summer Average N/A 16 cfs
Summer Wet N/A 41 cfs
Fall Dry 2 cfs 16 cfs Trigger:
68 cfs
Volume:
500 af
Duration:
14 days		 Trigger:
220 cfs
Volume:
1,930 af
Duration:
24 days
Fall Average N/A 33 cfs
Fall Wet N/A 49 cfs

cfs = cubic feet per second
af = acre-feet
N/A = not applicable