DEC proposes toadopt regulation changes in Title 18, Chapter 70 and 83 of the AlaskaAdministrative Code, dealing with Water Quality Standards, including thefollowing:

(1)        amend Notes 1, 9, and10 to the Water Quality Standards Table in 18 AAC 70.020(b) by revising provisionspertaining to methodology and by adopting updated published versions of regulatoryinformation previously adopted by reference;

(2)        amend 18 AAC70.020(c)(1) – (3) by adopting updated published versions of the regulatoryinformation previously adopted by reference;

(3)        amend 18 AAC 70.030(a) byadopting updated published versions of the regulatory information previouslyadopted by reference; and

(4)        amend 18 AAC 83.010(f)by adopting the updated published version of Code of Federal Regulations previouslyadopted by reference.

This is a SUPPLEMENTALNOTICE containing information pertinent to the NOTICE OF PROPOSED CHANGES thatwas originally issued on January 13, 2015, concerning the proposed regulatoryrevisions. This SUPPLEMENTAL NOTICE is being issued to clarify the descriptionof the proposed regulatory changes and because the original notice did notinclude the invitation to submit written questions regarding the proposed changesat least 10 days before the end of the public comment period, if a commenterwished to facilitate a response on a question from DEC before the close of thecomment period.

You may comment on theproposed regulation changes, including the potential costs to private personsof complying with the proposed changes, by submitting written comments toDenise Elston, DEC Division of Water, at 410 Willoughby Ave, Suite 303, P.O.Box 11800, Juneau, Alaska 99811. Additionally, DEC will accept comments byfacsimile at (907) 465-5274 and by electronic mail at denise.elston@alaska.gov. Comments may also besubmitted through the Alaska Online Public Notice System, by accessing thisnotice on the system and using the "comment" link.  The comments must be received no later than5:00 p.m. on March 10, 2015.

Oral or written comments also may be submitted at ahearing to be held on Wednesday February 25, 2015, in the DEC Main ConferenceRoom, Second Floor, 410 Willoughby Avenue, Juneau. The hearing will be heldfrom 4:00 p.m. to 6:00 p.m. and might be extended to accommodate those presentbefore 6:00 p.m. who did not have an opportunity to comment. Those individualswho cannot attend the public hearing but wish to participate via teleconferencemay do so by calling (800) 315-6338. Access Code 51851.

You may submit written questions relevant to theproposed action to Denise Elston by electronic mail at denise.elston@alaska.gov or 410 Willoughby Ave,Suite 303, P.O. Box 11800, Juneau, Alaska 99811. The questions must be receivedat least 10 days before the end of the public comment period. DEC will aggregateits response to substantially similar questions and make the questions andresponse available on http://dec.alaska.gov/Water/wqsar/wqs/analytical_methods_updates.htm.  DEC may, but is not required to, answerwritten questions received after the 10-day cut-off date and before the end ofthe comment period.

If you are a person with a disability who needs aspecial accommodation in order to participate in this process, please contactEric Hotchkiss at (907) 465-6171 no later than February 13, 2015 to ensure thatany necessary accommodations can be provided.

A copy of the proposed regulation changes areavailable on the Alaska Online Public Notice System and by contacting DeniseElston, DEC Division of Water, at 410 Willoughby Ave, Suite 303, P.O. Box11800, Juneau, Alaska 99811, (907) 465-5018.

A copy of material proposed for adoption byreference may be viewed at the agency's office at 410 Willoughby Ave, Suite303, P.O. Box 11800, Juneau, Alaska 99811.

After the public comment period ends, DEC willeither adopt the proposed regulation changes or other provisions dealing withthe same subject, without further notice, or decide to take no action.  The language of the final regulations may bedifferent from that of the proposed regulations.  Youshould comment during the time allowed if your interests could be affected.  Written comments received are publicrecords and are subject to public inspection.

StatutoryAuthority:   AS 46.03.010; AS 46.03.020; AS 46.03.050; AS46.03.070; AS 46.03.080;

AS 46.03.100; AS 46.03.110; AS 46.03.710

Statutes BeingImplemented, Interpreted, or Made Specific: AS 46.03.010 – AS 46.03.024;

AS 46.03.070; AS 46.03.080; AS 46.03.100; AS46.03.710;

FiscalInformation:The proposed regulation changes are not expected to require an increasedappropriation. 

DATE: January 20, 2015

/s/

LarryHartig, Commissioner

ADDITIONAL REGULATIONSNOTICE INFORMATION

(AS 44.62.190(d))

1.         Adoptingagency:    Department of EnvironmentalConservation                                     

2.         Generalsubject of regulation:    WaterQuality Standards                                                 

3.         Citation ofregulation (may be grouped):    18 AAC70 and 18 AAC 83                          

4.         Department ofLaw file number, if any    JU2014200913                                                

5.         Reason forthe proposed action:

(X)       Compliance with federal Clean WaterAct section 304(h)                                    

(   )       Compliancewith new or changed state statute

(   )       Compliancewith Federal or state court decision (identify)                                   

(   )       Development of program standards

(   )      Other:  (please list)                                                                                                

6.         Appropriation/Allocation:   N/A                                                                                       

7.         Estimated annual costs in theaggregate to comply with the proposed action to:

Private Persons:  0                                                                                                            

Other State Agencies:    0                                                                                                  

Municipalities:    0                                                                                                            

8.         Costof implementation to the state agency and available funding (in thousands ofdollars):

InitialYear       Subsequent

FY   2015         Years

OperatingCost                         $   0                 $  0          

CapitalCost                             $   0                 $  0          

1002Federal receipts               $                      $              

1003 Generalfund match        $                      $              

1004General fund                  $                      $              

1005General fund/

   program                                $                      $              

1037General fund/

   mental health                        $                      $               

Other                                       $                      $              

9.         The name of the contact person for theregulations:

Name     Denise Elston                                                           

Title     Environmental Program Specialist III                          

Address     410 Willoughby Ave, Suite 303, P.O.Box 118000           

                  Juneau AK 99811                                                 

Telephone     907-465-5018                                                   

E-mailaddress    denise.elston@alaska.gov                            

10.       The origin of the proposed action:

   X         Staff of state agency

               Federal government

               General public

               Petition for regulation change

               Other (identify)                                                                                                  

11.       Date:  January 13,2015         Prepared by:          ____/s/_________________________

[signature]

Name(printed)    Brock Tabor                                          

Title(printed)     Environmental ProgramSpecialist          

Telephone:     (907) 465-5185