Sand Lake WMD
Brown County, SD · 40 mi N
✓1 open
🦌🦆🦃🐦🕊️🐇🎣
44.5K huntable acres
Waterfowl Production Area · Spink County, South Dakota
Mansfield Slough Waterfowl Production Area
✓Public land (fee title)🥾Walk-in access
Mansfield Slough Waterfowl Production Area is a public parcel of roughly 734 acres located in Spink County, South Dakota. It is managed by the Sand Lake Wetland Management District as part of the Spink County Waterfowl Production Area group of WPAs. Waterfowl Production Areas are purchased largely with Federal Duck Stamp dollars and are generally open to hunting, trapping and fishing under state regulations, with some federal restrictions.
734GIS acres
734deeded acres
Spink Countycounty
8WPAs within 40 mi
Mansfield Slough WPA satellite map
Gold outlines are fee-title Waterfowl Production Areas — public land. Everything outside is typically private; always look for boundary signs.
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Waterfowl Production Area (public)County lineRefuge / station
Tip: switch to Satellite or USGS Topo in the layer menu · click the map for GPS coordinates
Hunting on Mansfield Slough WPA
What you can typically do
- Hunt waterfowl, upland birds, deer and other game in season under South Dakota regulations
- Walk in from roads or designated parking areas — vehicles generally stay off the tract
- Fish and trap where state rules and district regulations allow
- Wildlife watching, photography and hiking
Common restrictions
- No camping, fires or overnight use on most WPAs
- Motorized vehicles only on designated roads/parking
- Temporary blinds and stands usually must be removed daily
- Non-toxic shot required for waterfowl — many districts require it for all shotgun hunting
- Some tracts have closed areas or special regulations — check signs
How to get to Mansfield Slough WPA
Navigate
Destination: Mansfield Slough Waterfowl Production Area
- Decimal
45.17861, -98.54948- DMS
45°10′43.0″N 98°32′58.1″W
Nearest towns
- Aberdeen, SD20 mi S of town
- Huron, SD59 mi N of town
- Watertown, SD72 mi W of town
Closest airports
- ABR Aberdeen Regional20 mi
Straight-line distances. Driving routes are longer; many refuge roads are gravel and may close seasonally.
Shooting hours at Mansfield Slough WPA
Today at Mansfield Slough WPA
Legal light*–
Sunrise–
Sunset–
*½ hour before sunrise — the standard federal shooting-hour start for migratory game birds. Times in Chicago local time.
Full season calculator →2026–2027 season sun table
| Date | Shooting light | Sunrise | Sunset | Daylight |
|---|---|---|---|---|
| Tue, Sep 1, 2026 | 6:24 AM | 6:54 AM | 8:14 PM | 13h 19m |
| Tue, Sep 15, 2026 | 6:41 AM | 7:11 AM | 7:47 PM | 12h 36m |
| Thu, Oct 1, 2026 | 7:00 AM | 7:30 AM | 7:16 PM | 11h 46m |
| Thu, Oct 15, 2026 | 7:18 AM | 7:48 AM | 6:51 PM | 11h 03m |
| Sun, Nov 1, 2026 | 6:41 AM | 7:11 AM | 5:23 PM | 10h 12m |
| Sun, Nov 15, 2026 | 7:01 AM | 7:31 AM | 5:06 PM | 9h 35m |
| Tue, Dec 1, 2026 | 7:22 AM | 7:52 AM | 4:54 PM | 9h 02m |
| Tue, Dec 15, 2026 | 7:35 AM | 8:05 AM | 4:52 PM | 8h 47m |
| Fri, Jan 1, 2027 | 7:42 AM | 8:12 AM | 5:01 PM | 8h 48m |
| Fri, Jan 15, 2027 | 7:39 AM | 8:09 AM | 5:16 PM | 9h 06m |
| Mon, Feb 1, 2027 | 7:25 AM | 7:55 AM | 5:39 PM | 9h 44m |
Computed for 45.179, -98.549 (CDT / DST-aware). Check state rules — big game hours vary.
7-day forecast
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Forecast from the National Weather Service. Wind direction matters — plan your approach downwind of where game beds.
Nearby Waterfowl Production Areas
| WPA | Acres | Distance | County |
|---|---|---|---|
| Stroschein WPA | 115 | 4.6 mi NW | Spink County |
| Fuhrman WPA | 263 | 4.9 mi N | Brown County |
| Bacon WPA | 34 | 5.7 mi SW | Spink County |
| Boekelheide N. East WPA | 95 | 5.8 mi W | Spink County |
| Hahler-Carda WPA | 105 | 6.6 mi W | Spink County |
| Boekelheide West WPA | 138 | 6.9 mi W | Spink County |
| Krause WPA | 35 | 8.2 mi N | Brown County |
| Ryman WPA | 267 | 8.7 mi N | Brown County |
Closest refuges & districts
Source: USFWS Realty Tracts (fee-title interest), Spink County Waterfowl Production Area. Acreage from GIS polygons; deeded acreage from realty records.