Environmental Protection Agency.
Proposed rule.
The Safe Drinking Water Act (SDWA), as amended in 1996, requires the U.S. Environmental Protection Agency to establish criteria for a program to monitor unregulated contaminants and to publish a list of contaminants to be monitored. In fulfillment of this requirement, EPA published the Revisions to the Unregulated Contaminant Monitoring Rule (UCMR) on September 17, 1999 (64 FR 50556) which included a list of contaminants to be monitored.
Both perchlorate and acetochlor were placed on the UCMR (1999) List 1, Assessment Monitoring, with the method listed as “Reserved” pending imminent conclusion of EPA refinement and review of the analytical methods for perchlorate and acetochlor. In this issue of the
Comments must be received in writing by April 3, 2000.
Send written comments to the Comment Clerk, docket number W–99–19, Water Docket (MC 4101), U.S. EPA, 401 M Street, SW, Washington, DC 20460. Please submit an original and three copies of your comments and enclosures (including references).
The full record for this document has been established under docket number W–99–19 and includes supporting documentation as well as printed, paper versions of electronic comments. The full record is available for inspection from 9 a.m. to 4 p.m., Monday through Friday, excluding legal holidays, at the Water Docket, East Tower Basement, U.S. EPA, 401 M Street, SW, Washington, DC. For access to docket (Docket No. W–99–19) materials, please call (202) 260–3027 between 9 a.m. and 3:30 p.m., Eastern Time, Monday through Friday, to schedule an appointment. A reasonable fee may be charged for copying.
Rachel Sakata, Standards and Risk Management Division, U.S. Environmental Protection Agency, 401 M Street (MC 4607), Washington, DC 20460, (202) 260–2527. For technical information regarding the methods contact David Munch, Technical Support Center, U.S. Environmental Protection Agency, 26 W. Martin Luther King Dr., Cincinnati OH, 45268, (513) 569–7843. General information may also be obtained from the EPA Safe Drinking Water Hotline. Callers within the United States may reach the Hotline at (800) 426–4791. The Hotline is open Monday through Friday, excluding federal holidays, from 9:00 a.m. to 5:30 p.m. Eastern Time.
To ensure that EPA can read, understand and therefore properly respond to comments, the Agency would prefer that commenters cite, where possible, the paragraph(s) or sections in the notice or supporting documents to which each comment refers. Commenters should use a separate paragraph for each issue discussed.
Commenters who want EPA to acknowledge receipt of their comments should enclose a self-addressed, stamped envelope. No facsimiles (faxes) will be accepted. Comments may also be submitted electronically to
This document concerns the Unregulated Contaminant Monitoring Regulation for Public Water Systems; Analytical Methods for Perchlorate and Acetochlor; Announcement of Laboratory Approval and Performance Testing (PT) Program for the Analysis of Perchlorate. For further information, please see the information provided in the direct final rule published elsewhere in this issue of the
Environmental protection, Chemicals, Incorporation by reference, Indian-lands, Intergovernmental relations, Reporting and recordkeeping requirements, Water supply.