Upwind Report

Glyphosate use in Highland County, Ohio

Estimated farm glyphosate use in Highland County, Ohio was 149 to 154 pounds per square mile of county land in 2019, higher than 68% of US counties.

Map of Highland County, Ohio 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 land149 to 154lbTop 32% in the US
US
972nd of 3,060
Ohio
41st of 88
Per square mile of cropland183 to 188lb

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 Highland County against the US county median, with the source, to post or send.

Since 2000

Up from 141 in 2000 to 154 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
2000141141
2001193193
2002245245
2003221226
2004277277
2005301301
2006235235
2007193193
2008310315
2009245245
2010291300
2011220220
2012271271
2013145145
2014261261
20159393
2016252252
2017266266
2018341346
2019149154
See Highland 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 Highland County, Ohio 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.