Summary of the Proposed 2014/2015 Health Risk Limit (HRL) Rules Amendments
Minnesota Department of Health Note: This handout was accurate in August 2014.
See http://www.health.state.mn.us/divs/eh/risk/rules/water/chemicals.html
Health Risk Assessment Unit
August 2014
for updates.
Chemical
Abstract
Service
(CAS)
Number
25057-89-0
80-05-7
85-68-7
7440-43-9
Chemical Name
Bentazon
Bisphenol A
Butyl Benzyl Phthalate
Cadmium
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Proposed Water Guidance
Values for Minnesota
Rules 4717.7860
Water Guidance
Values Repealed from
Minnesota Rules
4717.7500 or
4717.7860
Duration
Acute
µg/L
400
Short-term
60
Subchronic
50
Chronic
30
Cancer
NA
Acute
ND
Short-term
100
Subchronic
20
Chronic
20**
Cancer
NA
Acute
100
Short-term
100
Chronic
Subchronic
100*
100 µg/L
Chronic
100*
Cancer
NA
Acute
5
Short-term
1
Chronic
Subchronic
1
4 µg/L
Chronic
0.5
Cancer
NA
NA
NA
1993 HRL
1993 HRL
Page 1 of 3
Summary of the Proposed 2014/2015 Health Risk Limit (HRL) Rules Amendments
Chemical
Abstract
Service
(CAS)
Number
84-74-2
117-81-7
87674-68-8
163515-14-8
Chemical Name
Dibutyl phthalate
Di(2-ethylhexyl)
phthalate
Dimethenamid
Dimethenamid -p
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651-201-4923
Proposed Water Guidance
Values for Minnesota
Rules 4717.7860
Water Guidance
Values Repealed from
Minnesota Rules
4717.7500 or
4717.7860
Duration
Acute
µg/L
20
Short-term
20
Chronic
Subchronic
20*
700 µg/L
Chronic
20*
Cancer
NA
Acute
20
Short-term
20
Chronic
Subchronic
20*
6 µg/L
Chronic
20*
Cancer
7
Acute
ND
Short-term
600
Subchronic
600*
Chronic
300
Cancer
NA
Acute
ND
Short-term
600
Subchronic
600*
Chronic
300
Cancer
NA
1993 HRL
MCL-based HRL
NA
NA
Page 2 of 3
Summary of the Proposed 2014/2015 Health Risk Limit (HRL) Rules Amendments
Chemical
Abstract
Service
(CAS)
Number
Chemical Name
Water Guidance
Values Repealed from
Minnesota Rules
4717.7500 or
4717.7860
Duration
Acute
µg/L
7
Short-term
7
Chronic
Subchronic
7*
1 µg/L
Chronic
7*
Cancer
0.3
Acute
ND
Short-term
100
Subchronic
100*
Chronic
100*
Cancer
NA
Acute
ND
Short-term
0.4
Chronic
1,1,2-Trichloroethylene
Subchronic
(TCE)
0.4
5 µg/L
87-86-5
Pentachlorophenol
120-82-1
79-01-6
Proposed Water Guidance
Values for Minnesota
Rules 4717.7860
Sulfamethazine
3380-34-5
Triclosan
* = Set to short-term value
HRL = Health Risk Limit
NA = Not Applicable
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651-201-4923
Chronic
0.4**
Cancer
2
Acute
200
Short-term
50
Subchronic
50*
Chronic
50*
Cancer
NA
MCL-based HRL
NA
MCL-based HRL
NA
** = Set to subchronic value
MCL = Environmental Protection Agency Maximum Contaminant Level
ND = Not Derived
Page 3 of 3