Created: 11/03/2026 12:38
| LID |
Agency ID |
Station Name |
Date/Time |
Stage (ft) |
Flow (cfs) |
Longterm Mean Flow (cfs) |
Peak Flow (cfs) |
Peak Stage (ft) |
| CHCS2 |
06439000 |
Cherry Cr Nr Plainview, SD |
11/03/2026 12:15 |
2.11 |
0 |
2 |
17,500 |
22.63 |
| FLOS2 |
06479215 |
Big Sioux R Nr Florence, SD |
11/03/2026 12:00 |
4.16 |
Backwater |
9 |
2,480 |
9.70 |
| --- |
06479430 |
Still Lk Outflow Nr Florence, SD |
09/30/2001 23:00 |
--- |
1 |
--- |
408 |
--- |
| WTRS2 |
06479438 |
Big Sioux R Nr Watertown, SD |
11/03/2026 12:00 |
5.31 |
109 |
27 |
8,000 |
12.33 |
| --- |
06479449 |
Lk Kampeska @ Water Plant @ Watertown, SD |
11/03/2026 12:15 |
17.75 |
--- |
--- |
--- |
23.71 |
| --- |
06479450 |
Lk Kampeska Inlet/outlet Nr Watertown, SD |
09/22/2000 23:00 |
--- |
30 |
8 |
5,890 |
--- |
| --- |
06479452 |
Big Sioux R @ Lk Kampeska Nr Watertown, SD |
11/03/2026 12:15 |
Seasonal |
--- |
--- |
--- |
22.40 |
| --- |
06479490 |
Mud Cr Nr Rauville, SD |
11/03/2026 12:00 |
Seasonal |
--- |
--- |
1,910 |
10.70 |
| --- |
06479498 |
S Br Trib Mud Cr Nr Rauville, SD |
11/03/2026 12:00 |
Seasonal |
--- |
--- |
464 |
5.75 |
| WBSS2 |
06479500 |
Big Sioux R @ Watertown, SD |
11/03/2026 12:15 |
4.24 |
58 |
26 |
5,800 |
11.18 |
| --- |
06479512 |
Big Sioux R @ Broadway @ Watertown, SD |
11/03/2026 12:00 |
Seasonal |
--- |
--- |
2,020 |
13.67 |
| --- |
06479515 |
Willow Cr Nr Watertown, SD |
11/03/2026 12:00 |
Seasonal |
--- |
4 |
3,650 |
13.55 |
| --- |
06479520 |
Big Sioux R Blw Watertown, SD |
11/03/2026 11:45 |
Seasonal |
21 |
63 |
6,700 |
13.13 |
| CSWS2 |
06479525 |
Big Sioux R Nr Castlewood, SD |
11/03/2026 11:45 |
7.04 |
323 |
66 |
4,300 |
13.19 |
| BRCS2 |
06479770 |
Big Sioux R Nr Bruce, SD |
11/03/2026 11:45 |
4.08 |
230 |
203 |
4,530 |
12.16 |
| --- |
06479928 |
Battle Cr Nr Nunda SD |
09/30/1997 23:00 |
--- |
0 |
22 |
3,400 |
--- |
| BRKS2 |
06480000 |
Big Sioux R Nr Brookings, SD |
11/03/2026 11:45 |
3.46 |
385 |
203 |
33,900 |
14.77 |
| --- |
06480400 |
Spring Cr Nr Flandreau, SD |
09/30/1993 23:45 |
--- |
14 |
7 |
7,900 |
--- |
| --- |
06480650 |
Flandreau Cr Abv Flandreau, SD |
11/03/2026 11:45 |
4.84 |
Backwater |
22 |
6,960 |
14.00 |
| DERS2 |
06481000 |
Big Sioux R Nr Dell Rapids, SD |
11/03/2026 11:30 |
3.90 |
267 |
253 |
41,300 |
16.70 |
| --- |
06481400 |
Big Sioux R Blw Diversion @ Sioux Falls, SD |
11/03/2026 11:30 |
Seasonal |
--- |
--- |
2,000 |
9.75 |
| --- |
06481480 |
Skunk Cr Nr Chester, SD |
11/03/2026 12:00 |
0.90 |
1 |
26 |
1,890 |
7.45 |
| --- |
06481493 |
Skunk Cr Nr Hartford, SD |
11/03/2026 12:15 |
Seasonal |
--- |
--- |
5,680 |
15.08 |
| --- |
06481497 |
Willow Cr Nr Crooks, SD |
11/03/2026 12:15 |
Seasonal |
--- |
--- |
1,700 |
12.65 |
| SIFS2 |
06481500 |
Skunk Cr @ Sioux Falls, SD |
11/03/2026 11:30 |
3.90 |
162 |
47 |
29,400 |
18.23 |
| WAVS2 |
06482000 |
Big Sioux R @ Sioux Falls, SD |
11/03/2026 12:00 |
2.25 |
275 |
136 |
16,200 |
16.90 |
| --- |
06482010 |
Silver Cr @ Sioux Falls, SD |
11/03/2026 12:15 |
Seasonal |
--- |
--- |
--- |
9.63 |
| SXFS2 |
06482020 |
Big Sioux R @ N Cliff Ave @ Sioux Falls, SD |
11/03/2026 11:30 |
6.42 |
665 |
415 |
40,700 |
26.08 |
| COSS2 |
06482610 |
Split Rock Cr @ Corson, SD |
11/03/2026 11:45 |
2.24 |
61 |
76 |
20,100 |
19.01 |
| RAPI4 |
06483290 |
Rock R Blw Tom Cr @ Rock Rapids, IA |
11/03/2026 12:15 |
8.56 |
465 |
258 |
44,000 |
28.65 |
| --- |
06483495 |
Burr Oak Cr Nr Perkins, IA |
11/03/2026 12:15 |
10.80 |
--- |
--- |
6,400 |
23.06 |
| RKVI4 |
06483500 |
Rock R Nr Rock Valley, IA |
11/03/2026 12:00 |
6.46 |
935 |
369 |
157,000 |
27.70 |
| HWDI4 |
06483950 |
Big Sioux R Nr Hawarden, IA |
11/03/2026 11:30 |
13.64 |
1,700 |
1,750 |
164,000 |
39.92 |
| AKRI4 |
06485500 |
Big Sioux R @ Akron, IA |
11/03/2026 12:00 |
7.44 |
1,560 |
789 |
175,000 |
27.35 |
| --- |
06485696 |
Brule Cr Nr Elk Point SD |
09/30/1994 23:45 |
--- |
10 |
28 |
6,290 |
--- |
| --- |
06485910 |
Big Sioux R Nr Jefferson, SD |
11/03/2026 11:30 |
11.13 |
1,820 |
1,990 |
132,000 |
44.50 |
| SXCI4 |
06485950 |
Big Sioux R @ Sioux City, IA |
11/03/2026 11:30 |
11.04 |
Backwater |
2,280 |
97,200 |
44.90 |
| --- |
06599900 |
Perry Cr Nr Millnerville, IA |
11/03/2026 11:45 |
1.10 |
3 |
3 |
4,690 |
14.54 |
| --- |
06599950 |
Perry Cr Nr Hinton, IA |
11/03/2026 12:15 |
15.54 |
72 |
--- |
6,410 |
32.68 |
| SIOI4 |
06600000 |
Perry Cr @ 38th St @ Sioux City, IA |
11/03/2026 12:00 |
6.78 |
24 |
8 |
9,600 |
28.54 |
| --- |
06600030 |
Lil Floyd R Nr Sanborn, IA |
11/03/2026 12:15 |
83.41 |
--- |
--- |
2,440 |
90.56 |
| ALTI4 |
06600100 |
Floyd R @ Alton, IA |
11/03/2026 12:00 |
6.31 |
179 |
55 |
45,500 |
26.81 |
| STUI4 |
06600300 |
W Br Floyd R Nr Struble, IA |
03/29/1995 23:25 |
--- |
159 |
22 |
8,920 |
18.47 |
| JMEI4 |
06600500 |
Floyd R @ James, IA |
11/03/2026 12:00 |
9.08 |
379 |
158 |
71,500 |
32.39 |
| HOKI4 |
06602020 |
W Frk Ditch @ Hornick, IA |
04/06/2024 00:30 |
6.69 |
79 |
75 |
12,400 |
26.52 |
| --- |
06602190 |
Elliott Cr @ Lawton, IA |
11/03/2026 12:15 |
72.45 |
--- |
--- |
3,150 |
86.14 |
| TRNI4 |
06602400 |
Monona-harrison Ditch Nr Turin, IA |
11/03/2026 12:00 |
5.02 |
235 |
178 |
21,000 |
26.12 |
| --- |
06604000 |
Spirit Lk Nr Orleans, IA |
11/03/2026 12:15 |
14.36 |
--- |
--- |
--- |
18.79 |
| --- |
06604110 |
E Okoboji Lk @ Spirit Lake, IA |
04/03/2024 14:00 |
Discontinued |
--- |
--- |
--- |
13.44 |
| --- |
06604200 |
W Okoboji Lk @ Lakeside Lab Nr Milford, IA |
11/03/2026 11:45 |
4.25 |
--- |
--- |
--- |
8.66 |
| LSSI4 |
06604440 |
Lil Sioux R @ 300th St Nr Spencer, IA |
10/02/2017 10:15 |
5.00 |
135 |
132 |
6,020 |
14.45 |
| SPOI4 |
06605000 |
Ocheyedan R Nr Spencer, IA |
11/03/2026 11:45 |
3.59 |
277 |
145 |
26,000 |
17.20 |
| --- |
06605750 |
Willow Cr Nr Cornell, IA |
11/03/2026 12:15 |
83.33 |
--- |
--- |
6,790 |
94.30 |
| LNNI4 |
06605850 |
Lil Sioux R @ Linn Grove, IA |
11/03/2026 12:00 |
7.01 |
575 |
458 |
54,500 |
29.98 |
| CRRI4 |
06606600 |
Lil Sioux R @ Correctionville, IA |
11/03/2026 12:00 |
5.96 |
916 |
517 |
63,000 |
30.92 |
| MAPI4 |
06607200 |
Maple R @ Mapleton, IA |
11/03/2026 12:00 |
5.23 |
320 |
175 |
26,900 |
24.70 |
| TURI4 |
06607500 |
Lil Sioux R Nr Turin, IA |
11/03/2026 12:00 |
8.41 |
1,290 |
934 |
58,400 |
29.57 |
