Upwind Report

Glyphosate use in Dodge County, Wisconsin

Estimated farm glyphosate use in Dodge County, Wisconsin was 283 to 288 pounds per square mile of county land in 2019, higher than 82% of US counties.

Map of Dodge County, Wisconsin and nearby counties, coloring each county's cropland by estimated farm glyphosate use per square mile of county land in the 2019 high estimate. Darker colors mean more use.

2019 numbers

Per square mile of county land283 to 288lbTop 18% in the US
US
549th of 3,060
Wisconsin
6th of 72
Per square mile of cropland331 to 337lb

Ranks are by use per square mile of county land, on the 2019 high estimate, among US counties with a value. Counties with the same value share a rank.

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A picture of Dodge County against the US county median, with the source, to post or send.

Since 2000

Up from 54 in 2000 to 288 in 2019. Pounds per square mile of county land, high estimate.

Every year's numbers
Glyphosate per square mile of county land by year, in pounds
YearLowHigh
20005454
20018383
20028888
2003108108
2004107107
20056464
2006108108
2007152157
2008191191
2009191196
2010211211
2011245245
2012274279
2013279284
2014249254
2015249254
2016347347
2017244244
2018332332
2019283288
See Dodge County on the map

About these numbers

The main number is the county's estimated farm glyphosate use for the year divided by all of its land, water left out. A county with a little farmland can use a lot per square mile of cropland and still have far less in total than a county with more farmland, so the whole-county number is the one the map colors, ranks and compares.

These are county estimates, not records. They don't show which fields were sprayed or how much any one field got.

USGS makes a low and a high estimate, which fill in use that farms didn't report in different ways.

Per square mile of cropland is the same total spread evenly over the county's cropland only, so it's higher than the whole-county number wherever only part of Dodge County, Wisconsin is farmland.

Numbers are in pounds per square mile. The source gives kilograms per square kilometer, and 1 kg per km² is about 5.7 pounds per square mile.

Source: Hengl & Brungard from USGS county estimates, 2000–2019 (CC BY 4.0). Land area: US Census Bureau, 2020.

This page shows estimated farm use only. It says nothing about health and is not medical advice.