NC0022691_Authorization to Construct_20170210

Water resources
ENVIRONMENTAL QUALITY
ROY COOPER
Govenror
MICHAEL S. REGAN
Secretary
S. JAY ZIMMERMAN
Director
February 10, 2017
Mr. Andrew Luter
Chief investment Officer
Yes AF Utilities EXP, LLC
1900 16th Street, Suite 950
Denver, Colorado 80202
SUBJECT: Authorization to Construct
A to C No. 022691 A03
Yes AF Utilities EXP, LLC
Autumn Forest WWTP
Dear Mr. Luter:
A letter of request for an Authorization to Construct was received January 9, 2017, by the
Division of Water Resources (Division), and final plans and specifications for the subject project
have been reviewed and found to be satisfactory. Authorization is hereby granted for the
construction of modifications to the existing 0.082 MGD Autumn Forest WWTP, with discharge
of treated wastewater into the unnamed tributary to Reedy Fork Creek in the Cape fear River
Basin.
This authorization results in no increase in design or permitted capacity and is awarded for
the construction of the following specific modifications:
Installation of a new drum -based chemical feed system (aluminum chloride) for total
phosphorus reduction consisting of two (2) 9 GPD at 110 PSI adjustable chemical
feed pumps, piping, and controls; spill deck with 88 gallon containment capacity;
housed in an existing electrical building; in conformity with the project plans,
specifications, and other supporting data subsequently filed and approved by the
Department of Environmental Quality.
This Authorization to Construct is issued in accordance with Part III, Paragraph A of
NPDES Permit No. NCO022691 issued October 1, 2016, and shall be subject to revocation unless
the wastewater treatment facilities are constructed in accordance with the conditions and
limitations specified in Permit No. NC0022691.
The sludge generated from these treatment facilities must be disposed of in accordance
with G.S. 143-215.1 and in a manner approved by the Division.
In the event that the facilities fail to perform satisfactorily, including the creation of
nuisance conditions, the Permittee shall take immediate corrective action, including those as may
State of North Carolina I Environmental Quality ; Water Resources
512 N. Salisbury Street 11612 Mai] Service Center I Raleigh; North Carolina 27699-1612
919 807 6464

Mr. Andrew Luter, Chief Investment Officer
February 10, 2017
Page 2 of 3
be required by the Division, such as the construction of additional or replacement wastewater
treatment or disposal facilities.
The Winston-Salem Regional Office, telephone number (336) 776 - 9800, shall be notified
at least forty-eight (48) hours in advance of operation of the installed facilities so that an on site
inspection can be made. Such notification to the regional supervisor shall be made during the
normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State
Holidays.
Upon completion of construction and prior to operation of this permitted facility, a
certification must be received from a professional engineer certifying that the permitted facility
has been installed in accordance with the NPDES Permit, this Authorization to Construct and the
approved plans and specifications. Mail the Certification to: Division of Water Resources, WQ
Permitting Section — NPDES, 1617 Mail Service Center, Raleigh, NC 27699-1617.
Upon classification of the facility by the Certification Commission, the Permittee shall
employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the
wastewater treatment facilities. The operator must hold a certificate of the type and grade at least
equivalent to or greater than the classification assigned to the wastewater treatment facilities by
the Certification Commission.
The Permittee must also employ a certified back-up operator of the appropriate type and
grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each
Class I facility at least weekly and each Class Il, III and N facility at least daily, excluding
weekends and holidays, must properly manage the facility, must document daily operation and
maintenance of the facility, and must comply with all other conditions of T15A:8G.0202.
A copy of the approved plans and specifications shall be maintained on file by the Permittee
for the life of the facility.
During the construction of the proposed additions/modifications, the permittee shall continue to
properly maintain and operate the existing wastewater treatment facilities at all times, and in such
a manner, as necessary to comply with the effluent limits specified in the NPDES Permit.
You are reminded that it is mandatory for the project to be constructed in accordance with
the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Carolina
Dam Safety Act. In addition, the specifications must clearly state what the contractor's
responsibilities shall be in complying with these Acts.
Prior to entering into any contract(s) for construction, the recipient must have obtained all
applicable permits from the State.
Failure to abide by the requirements contained in this Authorization to Construct may
subject the Permittee to an enforcement action by the Division in accordance with North Carolina
General Statute 143-215.6A to 143-215.6C.

Mr. Andrew Luter, Chief Investment Officer
February 10, 2017
Page 3 of 3
The issuance of this Authorization to Construct does not preclude the Permittee from
complying with any and all statutes, rules, regulations, or ordinances which may be imposed by
other government agencies (local, state, and federal) which have jurisdiction.
If you have any questions or need additional information, please contact Ron Berry at
telephone number [phone].
Sincerely,
S. ay Zimmerman
Director, Division of Water Resources
cc: DWR/Winston-Salem Regional Office, Water Quality Programs
Central Files
NPDES File
ecopy: Scott Huismann, P.E.
Maryland Apex Engineering, PC
Email: [e-mail]
Without Engineer's Certificate attached:
Guilford County Health Department

Yes AF Utilities EXP, LLC
Autumn Forrest WWTP
Authorization to Construct No. 022691A03
Issued February 10, 2017
Engineer's Certification
I, , as a duly registered Professional Engineer in
the State of North Carolina, having been authorized to observe (periodically/weekly/full time)
the construction of the modifications and improvements to the Autumn Forrest Wastewater
Treatment Plant, located in Guilford County, hereby state that, to the best of my. abilities, due
care and diligence was used in the observation of the following construction:
Installation of a new drum -based chemical feed system (aluminum chloride) for
total phosphorus reduction consisting of two (2) 9 GPD at 110 PSI adjustable
chemical feed pumps, piping, and controls; spill deck with 88 gallon
containment capacity; housed in an existing electrical building; in conformity
with the project plans, specifications, and other supporting data subsequently
filed and approved by the Department of Environmental Quality.
I certify that the construction of the above referenced project was observed to be built within
substantial compliance, intent and in conformity with all applicable regulations and statutes and
the project plans, specifications, and other supporting documentation comprising the
Authorization to Construct Permit Application package.
Signature
Date
Registration No.
Mail this Certification to: Attn: Ron Berry
Complex Permitting Unit
DEQ/DWR/Water Quality Programs
1617 Mail Service Center
Raleigh, NC 27699-1617