HYDRO24575

• Permit No: C1981019
• IBM Index Class Name: Hydrology
• Doc Date: 2/4/1999
• Doc Name: RATIONALE FOR PUBLIC NOTICE
• Permit Index Doc Type: NPDES
• Media Type: D
• Archive: No

PART II
Page No. 18
Permit No. CO-0045161
P.aRT II
A. NOTIFICATION REQUIItEMENTS
1. Notification to Parties
All notification requirements under [his section shall be dtrec[ed as follows:
a. Oral Notifications, other than for spills, during normal business hours shall be to:
Water Quality Protection Section
Water Quality Control Division
Telephone: [phone]
Spills norifications at any time and other notifications a e ou s shall be to
Emergency Management Unit
Office of [he Executive Dtrec[ar
Telephone: [phone]
b. Written notification shall be to:
Colorado Department of Public Health and Environment
Water Quality Control Division
Water Quality Protection Section
WQCD-WQP-B2
4300 Chetry Creek Drive Sou[h
Denver. CO 80246-1530
2. ~hanEe in DischarEe
Tlae permittee shall notify the Division, in writing, of any planned physical alterations or additions to the permitted facility.
Notice is required only when:
a. The alteration or addition could significantly change [he nature or increase [he quantity or pollutants dischazged; or
b. The alteration or addition results in a significant change in the permittee's sludge use or disposal practices, and such
alteration, addition, or change may justify the application of permi[ conditions that aze different from or absent in the
existing permit, including notification of additional use or disposal sites not reported pursuant to an approved land
application plan.
Tlae permittee shall give advance notice to the Division of any planned changes in the permitted facility or activity which
may result in noncompliance with permit requirements.
Whenever notification of any planned physical alterations or additions to the permitted facility is required pursuant to this
section„ the permittee shall furnish the Division ruch plans and specifications which the Division deems reasonably
necessary to evaluate the effect on the dischazge, the stream, or ground water. If the Division finds that such new or
altered dischazge might be inconsistent wi[h the conditions of [he permit, the Division shall require a new or revised permit
application and shall follow the procedures specified in Sections 61.5 through 61.6, and 61.15 of the Colorado Dischazge
Pt:rtnit System Regularions.
3. 4,pecial Notifications -Definitions
a. Bypass: the intentional diversion of waste streams from any portion of a treatment facility.
b. Severe Property Damage: Substantial physical damage to property at the [reatment facilities which causes them to
become inoperable, or substan[ial and permanen[ loss of nantral resources which can reasonably be expected to occur
in [he absence of a bypass. I[ does not mean economic loss caused by delays in produc[ion.
c. Spill: An inciden[ in which flows or solid ma[erials aze accidentally or uninteentionally allowed to flow or escape so as
to be los[ from the treatment, processing or manufacntrirtg system which ma}~ cause or [ttrea[en pollution of state
wa[ers.