Upwind Report

Glyphosate use in Lunenburg County, Virginia

Estimated farm glyphosate use in Lunenburg County, Virginia was 75 pounds per square mile of county land in 2019, higher than 55% of US counties.

Map of Lunenburg County, Virginia 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 land75lbTop 45% in the US
US
1,347th of 3,060
Virginia
30th of 97
Per square mile of cropland320lb

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

Since 2000

Up from 25 in 2000 to 75 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
20002525
20011.52.9
20024.34.3
200307.1
20045.67.0
20054.25.6
20061212
20079.79.7
20081.41.4
20099.711
20104.14.1
20116.86.8
20121416
20131616
20143131
20153233
20161617
20171517
20184344
20197575
See Lunenburg 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 Lunenburg County, Virginia 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.