Construction activity by county

Warning: The information on this page is out of date and should NOT be used for Total Maximum Daily Load (TMDL) development.

Construction activity covered under the Construction Stormwater General Permit, by county
Link to this table

County	Total county area (sq miles)	Construction Activity1 (mi2)	Annual area under construction (% of total area)
Aitkin County	1995	0.6016	0.030%
Anoka County	446	1.2260	0.275%
Becker County	1445	0.1977	0.014%
Beltrami County	3056	0.1984	0.006%
Benton County	413	0.3135	0.076%
Big Stone County	528	0.0900	0.017%
Blue Earth County	766	0.5403	0.071%
Brown County	618	0.1692	0.027%
Carlton County	875	0.2007	0.023%
Carver County	376	0.6027	0.160%
Cass County	2414	0.2563	0.011%
Chippewa County	588	0.1425	0.024%
Chisago County	442	0.1526	0.035%
Clay County	1053	0.6622	0.063%
Clearwater County	1030	0.0454	0.004%
Cook County	3340	0.0915	0.003%
Cottonwood County	649	0.4326	0.067%
Crow Wing County	1157	0.2851	0.025%
Dakota County	587	1.6078	0.274%
Dodge County	440	0.1316	0.030%
Douglas County	720	0.3551	0.049%
Faribault County	722	0.1838	0.025%
Fillmore County	862	0.1093	0.013%
Freeborn County	722	0.1319	0.018%
Goodhue County	780	0.2667	0.034%
Grant County	575	0.1444	0.025%
Hennepin County	607	2.8950	0.477%
Houston County	569	0.1085	0.019%
Hubbard County	999.39	0.1075	0.011%
Isanti County	452	0.0859	0.019%
Itasca County	2928	0.3148	0.011%
Jackson County	719	0.2008	0.028%
Kanabec County	534	0.0448	0.008%
Kandiyohi County	862	0.3759	0.044%
Kittson County	1104	0.1632	0.015%
Koochiching County	3154	0.1985	0.006%
Lac qui Parle County	778	0.0964	0.012%
Lake County	2991	0.0834	0.003%
Lake of the Woods County	1775	0.1502	0.008%
Le Sueur County	474	0.1269	0.027%
Lincoln County	548	0.0990	0.018%
Lyon County	722	0.2983	0.041%
McLeod County	506	0.0169	0.003%
Mahnomen County	583	0.2035	0.035%
Marshall County	1813	0.1318	0.007%
Martin County	730	0.1662	0.023%
Meeker County	645	0.6189	0.096%
Mille Lacs County	682	0.0935	0.014%
Morrison County	1153	0.3357	0.029%
Mower County	712	0.1779	0.025%
Murray County	720	0.0873	0.012%
Nicollet County	467	0.3035	0.065%
Nobles County	723	0.2169	0.030%
Norman County	877	0.1217	0.014%
Olmsted County	655	0.6493	0.099%
Otter Tail County	2225	0.7390	0.033%
Pennington County	618	0.2261	0.037%
Pine County	1435	0.1986	0.014%
Pipestone County	466	0.1418	0.030%
Polk County	1998	0.4225	0.021%
Pope County	717	0.1142	0.016%
Ramsey County	170	1.1029	0.649%
Red Lake County	432	0.0227	0.005%
Redwood County	882	0.0755	0.009%
Renville County	987	0.2086	0.021%
Rice County	516	0.2513	0.049%
Rock County	483	0.4014	0.083%
Roseau County	1678	0.1523	0.009%
St. Louis County	6860	0.7053	0.010%
Scott County	368	1.0248	0.278%
Sherburne County	451	0.0924	0.020%
Sibley County	601	0.7457	0.124%
Stearns County	1390	1.0429	0.075%
Steele County	432	0.2276	0.053%
Stevens County	575	0.1236	0.021%
Swift County	752	0.0926	0.012%
Todd County	980	0.0915	0.009%
Traverse County	586	0.0255	0.004%
Wabasha County	550	0.1801	0.033%
Wadena County	543	0.0318	0.006%
Waseca County	433	0.0540	0.012%
Washington County	423	1.1657	0.276%
Watonwan County	440	0.1079	0.025%
Wilkin County	751	0.2353	0.031%
Winona County	642	0.2371	0.037%
Wright County	714	0.7056	0.099%
Yellow Medicine County	763	0.1353	0.018%

¹Area as an average of past 5 years