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Borough of Millersville, PA
Lancaster County
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Table of Contents
Table of Contents
A. 
The following regulated activities are specifically exempt from the SWM site plan preparation and submission requirements articulated in § 315-31A, and Articles IV and V of this chapter:
(1) 
Agricultural activity, provided the activities are performed according to the requirements of Chapter 102.
(2) 
Forest management and timber operations, provided the activities are performed according to the requirements of Chapter 102.
(3) 
Conservation practices being installed as part of the implementation of a conservation plan written by an NRCS certified planner.
(4) 
The cumulative installation of 1,000 or fewer square feet of impervious surface coverage proposed after June 1, 2014, provided that the activities meet the criteria of § 315-51C, below, and are conducted in accordance with all requirements of this chapter.
(5) 
Domestic landscape and/or vegetable gardening.
B. 
The Borough may deny or revoke any exemption pursuant to this section at any time for any project that the Borough believes may pose a threat to public health, safety, property or the environment.
C. 
An applicant proposing the cumulative installation of 1,000 square feet or less of impervious surface coverage may be exempt from the design, plan submittal, and processing requirements of Articles III, IV, and V of this chapter if the proposal meets the criteria in the § 315-51C. No person or activity is exempted from compliance with § 315-65 and Articles VII, VIII, and IX of this chapter. Exemptions do not relieve the applicant of the responsibility to secure required permits or approvals for activities regulated by any other code, law, regulation, or ordinance. Exemption shall not relieve an applicant from implementing such measures as necessary to meet compliance with any NPDES permit requirements. Any exemption based on false, misleading, or erroneous information provided by an applicant is void without the necessity of any proceedings for revocation. Any work undertaken or use established pursuant to such permit or other authorization is unlawful.
(1) 
Any applicant desiring exemption from design, plan submission, and plan processing requirements shall complete an application for exemption. The application form is on file at the Borough office.
(2) 
The applicant for exemption shall provide the Borough with all information necessary for the Borough to determine that:
(a) 
There shall be no disturbance of land within floodplains, wetlands, or environmentally sensitive areas.
(b) 
The applicant shall minimize soil disturbance, take steps to minimize erosion and sedimentation during construction activity, and promptly reclaim all disturbed areas with topsoil and vegetation.
(c) 
The applicant shall take steps to insure that runoff is directed to pervious areas on the subject property. No runoff shall be directed onto an abutting street or neighboring property.
(d) 
The proposed impervious surface shall not adversely impact any existing known problem areas or downstream property owners or the quality of runoff entering any municipal separate storm sewer system.
(e) 
The applicant shall comply with the erosion and sediment control requirements of Chapter 102 and the proposed impervious surface shall not create accelerated erosion and sedimentation.
D. 
Installation of additional impervious surface coverage on a lot where all of the following conditions have been met:
(1) 
The lot has a previously approved SWM site plan which included SWM facilities to handle such future impervious surface coverage.
(2) 
The SWM facilities on the approved SWM site plan were installed and inspected and approved by the Borough Engineer.
(3) 
The Borough approved the SWM site plan no more than five years before the application to add the impervious surface coverage was submitted to the Borough or, if the Borough approved the SWM site plan more than five years before the application to add the impervious surface coverage was submitted to the Borough, there have been no amendments to the design standards of this chapter between the date of approval of the SWM site plan and the submission of the application to add impervious surface coverage.
E. 
Public road improvement projects initiated and/or sponsored by the Borough and/or the Pennsylvania Department of Transportation shall be exempt from these stormwater management criteria under the following circumstances:
(1) 
The road improvement project is required as part of a safety improvement project.
(2) 
A general analysis is provided and it can be demonstrated that the proposed improvements will not adversely affect any adjacent property owners, nor will the improvements adversely affect downstream stormwater management facilities. Otherwise, mitigation of these impacts will be required as part of the proposed improvements.
F. 
Road maintenance projects initiated and/or sponsored by the Borough and/or the Pennsylvania Department of Transportation shall be exempt from these stormwater management criteria.
A. 
Anyone proposing a small project shall submit two copies of the small project application to the Borough.
B. 
A complete small project permit application shall include:
(1) 
Small project permit application Form (on file at the Borough Office).
(2) 
Small project sketch plan including the following:
(a) 
Name and address of landowner (and/or) developer.
(b) 
Date of small project permit application submission.
(c) 
Name of individual and/or firm that prepared the sketch if different than the landowner and/or developer.
(d) 
Location and square footage of proposed impervious area or land disturbance.
(e) 
Approximate footprint and location of all structures on adjacent properties if located within 50 feet of the proposed impervious area or land disturbance.
(f) 
Location of existing SWM facilities if present.
(g) 
Location and description of proposed SWM facilities.
(h) 
Direction of proposed stormwater discharge (e.g., with arrows).
(i) 
Scale and North arrow.
(3) 
Filing fee (in accordance with the Borough's current fee schedule).
C. 
The small project application shall be submitted in a format that is clear, concise, legible, neat and well organized.
D. 
Small project applications need not demonstrate literal compliance with Articles III, IV, and VI of this chapter. However, small project applications must demonstrate they comply with the intent of this chapter as outlined in § 315-2 and § 315-3. The Borough Council or its designee may require additional information or invoke any section of this chapter deemed necessary to adequately demonstrate compliance with the intent of this chapter.
E. 
The Borough Council or its designee may require an applicant to submit a full SWM site plan if in its opinion a small project application proposes significant risk to the Borough.
F. 
Applications for small project permits shall be reviewed and acted upon by the Borough Council or its designee within 30 days of filing a complete permit application.
G. 
Approval of a small project permit shall be valid for a period not to exceed one year. This one-year time period shall commence on the date that the Borough Council or its designee signs the approved small project permit.
H. 
Written requests for an extension shall be made at least 30 days prior to the expiration date. If refused, the Borough Council or its designee shall cite the reason(s) for such refusal.
A. 
Applicants are encouraged to schedule a pre-application meeting to review the overall stormwater management concept with Borough staff/Engineer. The pre-application meeting is not mandatory and shall not constitute formal filing of a plan with the Borough. Topics discussed may include the following;
(1) 
Available geological maps, plans and other available data.
(2) 
Findings of the site analysis, including identification of any environmentally sensitive areas, wellhead protection areas, riparian corridors, hydrologic soil groups, existing natural drainageways, karst features, areas conducive to infiltration to be utilized for volume control, etc.
(3) 
Results of infiltration tests.
(4) 
Applicable Subdivision and Land Development and/or Zoning Ordinance provisions.
(5) 
The conceptual project layout, including proposed structural and nonstructural BMPs.
A. 
When a SWM site plan is required, the applicant shall submit the following to the Borough:
(1) 
Two copies of the SWM site plan prepared in accordance with the requirements of Article IV of this chapter.
(2) 
Two copies of all supplemental data, plus electronic copies of plan and report files.
(3) 
A filing fee (in accordance with the Borough's current fee schedule).
B. 
The SWM site plan shall be submitted in a format that is clear, concise, legible, neat and well organized.
C. 
All submittals including plans and reports shall include an electronic format acceptable to the Borough.
D. 
The applicant is responsible for submitting plans to any other agencies such as the Conservation District, PennDOT, DEP, etc., when permits from these agencies are required. Final approval shall be conditioned upon the applicant obtaining all necessary permits.
E. 
Incomplete submissions as determined by the Borough Council or its designee, shall be returned to the applicant within eight days, along with a statement that the submission is incomplete and a list of deficiencies found. Otherwise, the application shall be deemed accepted for filing as of the date of submission. Acceptance of the application shall not, however, constitute an approval of the plan or a waiver of any deficiencies or irregularities. The applicant may appeal the Borough's decision not to accept a particular application in accordance with § 315-95 of this chapter.
F. 
At its sole discretion and in accordance with this article, when a SWM site plan is found to be deficient, the Borough Council or its designee may either disapprove the submission and require a resubmission, or in the case of minor deficiencies, the Borough Council or its designee may accept submission of revisions.
A. 
When the regulated activity constitutes a subdivision or land development, the SWM site plan and subdivision/land development plan shall be processed concurrently according to the plan processing procedure outlined in the Chapter 325, Subdivision and Land Development.
B. 
When the regulated activity constitutes a small project, the small project permit application shall be processed according to § 315-52.
C. 
When the regulated activity does not constitute a subdivision or land development or a small project, the SWM site plan shall be processed according to the plan processing procedure outlined in this chapter.
D. 
All applications for approval of a SWM site plan shall be acted upon by the Borough Council or its designee, who shall render his/her decision and communicate it to the developer not later than 90 days following the date the application is filed.
(1) 
The decision of the Borough Council or its designee shall be in writing and shall be communicated to the developer or its agent personally or mailed to him/her at his/her last known address not later than 15 days following the decision.
(2) 
When the application is not approved in terms as filed, the decision shall specify the defects found in the application and shall describe the requirements which have not been met and shall, in each case, cite the provisions of the chapter relied upon for the decision.
E. 
If the Borough disapproves the SWM site plan, the Borough will state the reasons for the disapproval in writing. The Borough also may approve the SWM site plan with conditions and, if so, shall provide the acceptable conditions for approval in writing. Such conditional approval shall be contingent upon the applicant's written acceptance of the conditions.
F. 
Final plan approval does not negate or remove the requirements that the applicant is required to ensure implemented structural BMPs are maintained upon installation and actually perform as intended and designed.
[Added 9-27-2022 by Ord. No. 2022-04]
A. 
Revisions to a SWM site plan after submission but before municipal action shall require a resubmission of the modified SWM site plan consistent with § 315-54 of this chapter and be subject to review as specified in § 315-55 of this chapter.
B. 
For the purposes of review deadlines, each resubmission required under § 315-56A (after submission but before approval) shall constitute a new submission for the purposes of time limits as set forth in the MPC and this chapter.
C. 
Any substantial revisions to a SWM site plan after approval shall be submitted as a new plan to the Borough, accompanied by the applicable fee.
A. 
Approval of a SWM site plan shall be valid for a period not to exceed five years. This five-year time period shall commence on the date that the Borough Council or its designee signs the approved SWM site plan.
B. 
If SWM facilities included in this approved SWM site plan have not been constructed within this five-year time period, then the Borough Council or its designee may consider the SWM site plan disapproved and may recommend that the Borough revoke any and all permits. SWM site plans that are considered disapproved by the Borough or its designee shall be resubmitted in accordance with Article V of this chapter.
C. 
An extension of an unexpired SWM site plan shall be issued by the Borough following the submission of a written request if, in the opinion of the Borough Council or its designee, the subject property or affected surrounding area has not been altered in a manner which requires alteration or revision of the SWM site plan. Written requests shall be made at least 30 days prior to the expiration date.
D. 
The refusal of an extension of time shall cite the reason(s) for such refusal.
E. 
A SWM site plan shall not expire while a request for an extension is pending.
A. 
Upon completion of the SWM site plan improvements and prior to the release of financial security, the applicant shall submit an as-built plan to the Borough. The as-built plan must show the final design specifications for all SWM facilities and be sealed by a qualified person.
B. 
Review by Borough Engineer.
(1) 
The as-built plan shall be reviewed by the Borough Engineer to verify the plan includes all of the SWM facilities on the subject property and verify the facilities are shown at the correct location.
(2) 
The Borough Engineer shall either approve the as-built plan or identify corrections required.
(3) 
If the Borough Engineer identifies corrections required to the as-built plan, the applicant shall submit a revised as-built plan to the Borough addressing the corrections.
C. 
All coordinates as depicted on the as-built plan shall be based on the following:
(1) 
Horizontal datum shall be referenced to the Pennsylvania South Zone State Plane Coordinate System (NAD83).
(2) 
Vertical datum shall be referenced to NAVD 88.
D. 
The following information should be included with the as-built plan:
(1) 
Actual location of floodplain by elevation and dimension from property line.
(2) 
Actual location and cross section of swales and accompanying easements. The plan should demonstrate that the swales intercept and convey stormwater according to the approved subwatershed plan.
(3) 
Actual horizontal and vertical location of SWM facilities, including type and size of storm drainage pipes, inverts and rims of structures, slopes and accompanying easements.
(4) 
Actual location and connection point(s) of perforated underdrain(s).
(5) 
Actual location and connection point(s) of roof leader drain(s).
(6) 
Detention and infiltration basins.
(a) 
Actual contours of the basin.
(b) 
Actual outlet structure details, including type, size and inverts of outlet pipes. Include the orifice plate size and location on the as-built survey, if applicable.
(c) 
Actual elevation and widths for the embankment and emergency spillway.
(d) 
Compaction results and soils testing data for embankments structures.
(e) 
Certification that compaction of the basin bottom did not occur (for infiltration basins).
(f) 
Actual volume of the basin and post-development flow rates based upon as-built conditions for the basin. Calculations should be signed and sealed by a design professional.
(7) 
Actual location and dimensions of all BMP facilities.
E. 
The as-built plan shall be submitted in a format that is clear, concise, legible, neat and well organized.
F. 
All submittals including plans and reports shall include an electronic format acceptable to the Borough.
G. 
Digital inventory.
(1) 
When required. A digital inventory shall be submitted following approval of the as-built plan by the Borough Engineer if the project includes any of the following:
(a) 
SWM facilities which are offered for dedication to the Borough.
(b) 
SWM facilities which connect to or alter any portion of the Borough's MS4.
(c) 
BMPs included on a NPDES permit.
(2) 
Digital inventory requirements.
(a) 
The digital inventory shall be in an electronic format acceptable to the Borough Engineer.
(b) 
The digital inventory shall include all information included and shown on the approved as-built plan.
(c) 
All coordinates as depicted on the plan shall be based on the Pennsylvania South Zone State Plan Coordinate System (NAD83 for horizontal and NAVD88 for vertical).
H. 
Following approval of the as-built plan by the Borough Engineer, the applicant shall submit the as-built plan for recordation in the office of the Recorder of Deeds.
I. 
As-built plans are not required for small projects.
A. 
At the completion of the project, the applicant shall provide certification of completion from a qualified person verifying that all permanent SWM facilities have been constructed according to the plans and specifications and approved revisions thereto.
B. 
Upon receipt of the certificate of completion, the Borough shall conduct a final inspection to certify compliance with this chapter.
A. 
Financial security (bond, restricted account or letter of credit) for stormwater-related improvements shall be supplied by the developer in conjunction with the subdivision/land development approval, or in conjunction with the SWM site plan approval if no subdivision/land development plan is required.
B. 
The applicant shall provide a financial security to the Borough for the timely installation and proper construction of all SWM facilities, including E&S controls and other BMPs, as required by the approved SWM site plan and this chapter and, as applicable, in accordance with the provisions of Sections 509, 510, and 511 of the MPC. The amount of the financial security shall be calculated in accordance with the procedure in the MPC.
C. 
As the work of installing the required SWM facilities proceeds, the party posting the financial security may request the Borough Council to release or authorize the release, from time to time, such portions of the financial security necessary for payment to the contractor or contractors performing the work. Any such requests shall be in writing addressed to the Borough Council, and the Borough Council shall have 45 days from receipt of such request within which to allow the Borough Engineer to certify, in writing, to the Borough Council that such portion of the work upon the SWM facilities has been completed in accordance with the approved SWM site plan. Upon such certification the Borough Council shall authorize release by the bonding company or lending institution of an amount as estimated by the Borough Engineer fairly representing the value of the SWM facilities completed. The Borough Council may, prior to final release at the time of completion and certification by its Engineer, require retention of 10% of the estimated cost of the aforesaid SWM facilities.
D. 
In the event that any SWM facilities which may be required have not been installed as provided in the approved SWM site plan, the Borough Council is hereby granted the power to enforce any corporate bond, or other security by appropriate legal and equitable remedies. If proceeds of such bond, or other security are insufficient to pay the cost of installing or making repairs or corrections to all the SWM facilities covered by said security, the Borough Council may, at its option, install part of such SWM facilities and may institute appropriate legal or equitable action to recover the monies necessary to complete the remainder of the SWM facilities.
E. 
Final inspection. When the developer has completed all the required facilities, he shall notify the Borough in writing by certified or registered mail, and shall send a copy of such notice to the Borough Engineer. The Borough shall, within 10 days after receipt of such notice, authorize the Borough Engineer to inspect the required facilities. The Borough Engineer shall promptly file a report, in writing, with the Borough and shall mail a copy of the report to the developer by certified or registered mail. The report shall be made and mailed within 30 days after receipt by the Borough Engineer of the aforesaid authorization by the Borough.
F. 
Financial security is not required for small projects.