Figure: 30 TAC §298.330(e)(16)

United States Geological Survey Gage 08164390, Navidad River at Strane Park near Edna
Season Hydrologic
Condition		 Subsistence Base Small
Seasonal
Pulse
(2 per
season)		 Large
Seasonal
Pulse
(1 per
season)		 Annual
Pulse
Winter Severe 1 cfs 14 cfs Trigger:
2,000 cfs
Volume:
9,000 af
Duration:
6 days		 Trigger:
2,500 cfs
Volume:
11,250 af
Duration:
7 days		 Trigger:
2,500 cfs
Volume:
11,250 af
Duration:
7 days
Winter Dry N/A 14 cfs
Winter Average N/A 35 cfs
Winter Wet N/A 71 cfs
Spring Severe 2.8 cfs 18 cfs Trigger:
2,500 cfs
Volume:
11,250 af
Duration:
7 days		 Trigger:
2,500 cfs
Volume:
11,250 af
Duration:
7 days
Spring Dry N/A 18 cfs
Spring Average N/A 35 cfs
Spring Wet N/A 71 cfs
Summer Severe 1.2 cfs 24 cfs Trigger:
200 cfs
Volume:
1,000 af
Duration:
5 days		 Trigger:
610 cfs
Volume:
3,400 af
Duration:
6 days
Summer Dry N/A 24 cfs
Summer Average N/A 47 cfs
Summer Wet N/A 84 cfs
Fall Severe 2.2 cfs 17 cfs Trigger:
2,000 cfs
Volume:
8,700 af
Duration:
6 days		 Trigger:
2,500 cfs
Volume:
11,250 af
Duration:
7 days
Fall Dry N/A 17 cfs
Fall Average N/A 35 cfs
Fall Wet N/A 71 cfs

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