Upwind Report

Glyphosate use in Montour County, Pennsylvania

Estimated farm glyphosate use in Montour County, Pennsylvania was 192 to 196 pounds per square mile of county land in 2019, higher than 73% of US counties.

Map of Montour County, Pennsylvania 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 land192 to 196lbTop 27% in the US
US
803rd of 3,060
Pennsylvania
4th of 67
Per square mile of cropland257 to 263lb

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

Since 2000

Up from 64 in 2000 to 196 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
20006464
20016969
20024747
20035656
20047781
20059494
2006111111
2007133133
2008124128
2009167167
2010107107
2011124128
2012158158
2013149149
2014290290
2015162166
2016209213
2017175175
2018162162
2019192196
See Montour 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 Montour County, Pennsylvania 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.