0 1.5 3 0.75 Miles 1/11/2019
Man
nin
g A
ve
90th St. S.
Denmark Twp.
Cottage Grove
St. Paul Park
Grey Cloud Island Twp.
Newport
Woodbury
Afton
70th St. S.
Nea
l Ave
Ke
ats
Ave
Lam
ar
Ave
70th St. S.
80th St. S.
110th St. S.
Idea
l Ave
Military Ave.
Hw
y10 H
into
n A
ve
Rad
io D
r.
Grey
Clo
u
dTrl.
Ge
ne
va A
ve
3M Cottage Grove Facility
3M-Woodbury Disposal Site
Ja
ma
ca A
ve
«
PFOS (all aquifers): Cottage Grove - Newport - St. Paul Park - Denmark & Grey Cloud Twps. - January 2019
PFOS greater than 1.35ppb (>50x HBV)
PFOS 0.271-1.35ppb (10-50x HBV)
PFOS 0.136-0.27ppb (5-10x HBV)
PFOS 0.028-0.135ppb (1-5x HBV)
PFOS 0.021-0.027ppb (75-100% HBV)
PFOS 0.0136-0.02ppb (50-75% HBV)
PFOS 0.004-0.0135ppb (<50% HBV)
PFOS not detected
MDH Health Based Value (HBV) for PFOS
is 0.027 parts per billion (ppb; or 27 parts per
trillion)
Phone: 651-201-4897 or 1-800-657-3908
Map combines data from all aquifers, actual concentrations in any area may vary; blank spaces indicate no sample data
0 1.5 30.75Miles
«
3/26/2018
Man
nin
gA
ve
90th St. S. Denmark Twp.Cottage Grove
St. PaulPark
GreyCloudIslandTwp.
Newport
Woodbury Afton
70th St. S.
Nea
lAve
Ke
ats
Ave
Kim
bro
Ave
Lam
ar
Ave
70th St. S.
80th St. S.
110th St. S.Idea
lAve
120th St. S.
Military Ave.
Hw
y 10
Hin
ton
Ave
Rad
ioD
r.
Jam
aic
aA
ve
Grey
Clo
u
dTrl.
Ge
ne
va
Ave
100th St. S.3M CottageGrove Facility
3M-WoodburyDisposal Site
PFOS: Cottage Grove - Denmark & Grey Cloud Island Twps. - St. Paul Park - Newport - March 2018
NOTES: Map combines data from all aquifers, actual concentrations in any area may vary; blank spaces indicate no sample data
Phone: 651-201-4897 or 1-800-657-3908
PFOS greater than 1.35ppb (>50x HBV)
PFOS 0.271-1.35ppb (10-50x HBV)
PFOS 0.136-0.27ppb (5-10x HBV)
PFOS 0.028-0.135ppb (1-5x HBV)
PFOS 0.021-0.027ppb (75-100% HBV)
PFOS 0.0136-0.02ppb (50-75% HBV)
PFOS 0.004-0.0135ppb (<50% HBV)
PFOS not detected
MDH Health Based Value (HBV) for PFOS
is 0.027 parts per billion(ppb; or 27 parts per
trillion)
/
0 2 41 Miles 11/29/2017
Woodbury Afton Ma
ple
woo
d
I-49
4
Denmark Twp.
Cottage Grove
Newport
South St. Paul
St. Paul Park
Grey Cloud Island Twp.
Hw
y10
Man
nin
g A
ve
.
Military
Rd.
Bailey Rd.
Dale Rd.
70th St. S.
80th St. S.
90th St. S.
100th St. S.
110th St. S.
100th St. S.
Oa
kg
ree
n A
ve. 70th St. S.
80th St. S.
Phone: 651-201-4897 or 1-800-657-3908 PFOS South of I-94 - All Aquifers- Nov 2017
PFOS greater than 1.35 ppb (>50x HBV) PFOS 0.028-0.135ppb (1-5x HBV) PFOS 0.004-0.0135ppb (<50% HBV)
PFOS 0.271-1.35ppb (10-50x HBV) PFOS 0.021-0.027ppb (75-100% HBV) PFOS not detected
PFOS 0.136-0.27ppb (5-10x HBV) PFOS 0.0136-0.02ppb (50-75% HBV) MDH Healt h Base d Value (HBV ) for PFOS is 0.027 parts pe r billio n (ppb; o r 2 7 parts per trillion)
Map combines data from all aquifers, actual concentrations in any area may vary; blank spaces indicate no sample data.
/
0 2 41 Miles MDH - 6/5/2017
Woodbury Afton Ma
ple
woo
d
I-49
4
Denmark Twp.
Cottage Grove
Newport
South St. Paul
St. Paul Park
Grey Cloud Island Twp.
Hw
y10
Man
nin
g A
ve
.
Military
Rd.
Bailey Rd.
Dale Rd.
70th St. S.
80th St. S.
90th St. S.
100th St. S.
110th St. S.
100th St. S.
Oa
kg
ree
n A
ve. 70th St. S.
80th St. S.
PFOS South of I-94 - All Aquifers - June 2017 PFOS greater than 1.35 ppb (>50x HBV) PFOS 0.028-0.135ppb (1-5x HBV) PFOS 0.004-0.0135ppb (<50% HBV)
PFOS 0.271-1.35ppb (10-50x HBV) PFOS 0.021-0.027ppb (75-100% HBV) PFOS not detected
PFOS 0.136-0.27ppb (5-10x HBV) PFOS 0.0136-0.02ppb (50-75% HBV) MDH Health Based Value (HBV) for PFOS is 0.027 parts per billion (ppb; or 27 parts per trillion)
Map combines data from all aquifers, actual concentrations in any area may vary; blank spaces indicate no sample data.
0 1.5 30.75 Miles
Woodbury Afton
Denmark Twp.
Grey Cloud Isl. Twp.
Cottage Grove
Newport
St. Paul Park
I-494
70th St. S.
100th St. S.
120th St. S.
100th St. S.
Man
nin
g A
ve
.
Military
Rd
Hwy
61
Kea
ts A
ve
.
Oa
kg
ree
n A
ve.
PFOS in Cottage Grove/Grey Cloud Island Twp. Area - All Aquifers - Feb 2017PFOS > 10x EP A HA PFOS 50-75% EP A HA PFOS <10% EP A HA
PFOS >EP A H A an d <10 x EP A HA PFOS 25-50% EP A HA PFOS no t detected Phone: 651-201-4897
or 1-800-657-3908 PFOS 75-100% EP A HA PFOS 10-25% EP A HA
/EP A H A = U S Environmental Protectio n Agency Healt h Advisory value o f 0.07 part s per billio n (ppb); PFOS concentrations show n as a percentage o f th e EP A HA . Ma p combine s dat a from al l aquifers , actual concentrations in any area may vary; blank spaces indicate n o sample data.
MDH - 2/22/2017
/
0 1 20.5
Miles
MDH - 9/16/2016
Woodbury
Afton
Denmark Twp.
. D
ryr
ub
49
do
I-4
oW
.D
r r 70th St. S.
e
St. Paul w
.e
v
Park o .
T A e
vst A
a
Ke g
nin
n
H a
w M
y 10
.e
vA l
aN
e
110th St. S.
Cottage Grove
Newport Glen Rd.M
ilitary Rd.
90th St. S.
100th St. S.
Grey CloudIsland Twp.
PFOS in Washington Co. Groundwater - All Aquifers - South - Sept 2016PFOS > 10x EPA HA
PFOS >EPA HA and <10x EPA HA
PFOS 75-100% EPA HA
PFOS 50-75% EPA HA
PFOS 25-50% EPA HA
PFOS 10-25% EPA HA
PFOS <10% EPA HA
PFOS not detected
Well with PFC data