HBSL Detail Report

HBSL values current as of . See "Guidance on use of HBSLs" for information about using HBSLs to evaluate water-quality data in the context of human health. See bottom of this page for explanation of terms.

Chemical nameAldicarb sulfone
CASRN1646884
USGS ParameterCodes49313, 82587
Chemical ClassPesticide degradation product
HBSL LOW (ug/L)7
HBSL HIGH (ug/L)7
HBSL REMARKUSEPA OW recommends that the concentration of any combination of two or more of the three aldicarb compounds should not be greater than 7 ug/L because of similar mode of action.
HBSL BASISHBSL calculated using OW formula for Lifetime HA
Cancer ClassD
Cancer Class Date1995
Cancer Class SourceOW
Cancer Class Web Refhttp://www.epa.gov/waterscience/drinking/standards/dwstandards.pdf
Cancer Class Other Ref 
Toxicity Value TypeRfDo
Toxicity Value.001
Toxicity Value Date1995
Toxicity Value SourceOW
Toxicity Value Web Refhttp://www.epa.gov/waterscience/drinking/standards/dwstandards.pdf
Toxicity Value Other Ref 
New Benchmark?N; OW LHA = 7 ug/L, There is an administrative stay of the effective date for the OW MCL (2 ug/L).
HBSL Date12/21/2005

1 - 1

Explanation of Terms (Detailed Report)

Term
Definition
ug/L
micrograms per liter
B2
Group B2 (probable) human carcinogen
C
Group C (possible) human carcinogen
CASRN
Chemical Abstracts Service Registry Number.

CAS Registry NumberĀ® is a Registered Trademark of the American Chemical Society. CAS recommends the verification of the CASRNs through CAS Client Services.

D
Group D (unclassifiable) human carcinogen
HBSL
Health-Based Screening Level (ug/L)
HBSL Basis
Explanation of how the HBSL value or range was calculated
HBSL Date
Date the HBSL was calculated
HBSL High
HBSL value (ug/L) or high end of HBSL range (ug/L) corresponding to a 10-4 (one in ten thousand) cancer risk
HBSL Low
HBSL value (ug/L) or low end of HBSL range (ug/L) corresponding to a 10-6 (one in one million) cancer risk
IRIS
Integrated Risk Information System (USEPA)
LHA
Lifetime Health Advisory (ug/L)
Lifetime HA
Lifetime Health Advisory (ug/L)
N
No
NAV
Not available
New Benchmark?
HBSL is a new benchmark if compound had no previously published USEPA LHA or RSD value
OPP
Office of Pesticide Programs (USEPA)
OPP CECP
Office of Pesticide Programs Carcinogens Evaluated for Carcinogenic Potential document, 2004 (USEPA)
OPP RDTR
Office of Pesticide Programs, Reference Dose Tracking Report, 1997 (USEPA)
OPP TRR
Office of Pesticide Programs Tolerance Reassessment and Reregistration Program (USEPA) - source for Reregistration Eligibility Decision (RED), Interim RED (IRED), Reports on Tolerance Reassessment and risk management decisions (TRED), and revised risk assessment documents
OW
Office of Water (USEPA)
Q1*
Oral carcinogenic potency factor (mg/kg/day)-1
Other Ref
Reference for cancer class or toxicity value
RfDo
Oral Reference Dose (mg/kg/day)
RSC
Relative Source Contribution
RSD
Risk-Specific Dose (also called Cancer Risk Concentration)(ug/L)
RSD4
Risk-Specific Dose (10-4 cancer risk level) (ug/L)
SFo
Oral Slope Factor (mg/kg/day)-1
SVOC
Semi-Volatile Organic Compound
USEPA
U.S. Environmental Protection Agency
VOC
Volatile Organic Compound
Web_Ref
Hyperlink reference (if available) for cancer class or toxicity value
Y
Yes