Percent imperviousness definition

Percent imperviousness means the impervious area created divided by the total area of the project site.

Examples of Percent imperviousness in a sentence

  • Percent imperviousness and runoff coefficient calculations shall be calculated based on the actual land cover when known.

  • Where:A1, A2 … An = Areas of different percentages of imperviousnessI1, I2 … In = Percent imperviousness for each corresponding area 6-0804.3 Flood Frequency Ratio (R).

  • Percent imperviousness by sub-basin was used to characterize stream from healthy to impacted; Table 3-15 still needs to be filled in completely.

  • There are two types of lock boxes used in association with the trapped key system (see definitions for pulpit designated lock box and secondary group lock box).

  • Percent imperviousness versus developed population density for large urban areas 95 4-18.

  • A new subsection to section 12.1-32-04 of the North Dakota Century Code is created and enacted as follows: The defendant's crime was committed in whole or in part because of bias against color, religion, gender, disability, national origin, ancestry, age, veteran status, or political affiliation." Page 6, line 15, remove ", bias" Page 6, line 16, remove "motivations," Renumber accordinglyREPORT OF STANDING COMMITTEEHCR 3012: Political Subdivisions Committee (Rep.

  • These benchmarks represent conditions at which the relevant goals and objectives may be met.• Benthic Communities: Good or excellent rating.• Aquatic Habitat – A score of 113 or higher (using the 2009 scoring methods), which indicates optimal or suboptimal habitat conditions.• Impervious Area – Percent imperviousness of 25 or less considered a desirable condition.

  • Percent imperviousness of residential parcels was normally distributed in each of the size categories.

  • Percent imperviousness, by land use category, was calculated for each Anacostia subwatershed (see Figure 2), based on GIS data on building footprints, paved roads, and parking lots provided by Montgomery County DEP and by the Maryland National Capital Park and Planning Commission – Prince George’s County (M-NCPPC-PG).

Related to Percent imperviousness

  • Impervious area means any surface that does not allow stormwater to infiltrate into the ground.

  • Potential electrical output capacity means, with regard to a unit, 33 per- cent of the maximum design heat input of the unit.

  • Impervious surface means a surface that has been covered with a layer of material so that it is highly resistant to infiltration by water.

  • Five Percent Owner means an Employee who, with respect to a Participating Company, is described in section 423(b)(3) of the Code.

  • Life-cycle cost means the expected total cost of ownership during the life of a product, including disposal costs.

  • Regulated impervious surface means any of the following, alone or in combination:

  • 100-year flood means a flood that has a 1-percent or greater chance of recurring in any given year or a flood of a magnitude equaled or exceeded once in 100 years on the average over a significantly long period.

  • Pervious surface means an area that releases as runoff a small portion of the precipitation that falls on it. Lawns, gardens, parks, forests or other similar vegetated areas are examples of surfaces that typically are pervious.

  • Process weight means the total weight of all materials introduced into any source operation. Solid fuels charged will be considered as part of the process weight, but liquid and gaseous fuels and combustion air will not.

  • Treatability study means a study in which a hazardous waste is subjected to a treatment process to determine: (1) Whether the waste is amenable to the treatment process, (2) what pretreatment (if any) is required, (3) the optimal process conditions needed to achieve the desired treatment, (4) the efficiency of a treatment process for a specific waste or wastes, or (5) the characteristics and volumes of residuals from a particular treatment process. Also included in this definition for the purpose of the § 261.4 (e) and (f) exemptions are liner compatibility, corrosion, and other material compatibility studies and toxicological and health effects studies. A “treatability study” is not a means to commercially treat or dispose of hazardous waste.

  • Normal Minimum Generation means the lowest output level of a generating resource under normal operating conditions.

  • One-hundred-year flood means a flood having a one per cent chance of being equaled or exceeded in any given year.

  • Normal Maximum Generation means the highest output level of a generating resource under normal operating conditions.

  • Density means the permitted number of dwelling units per

  • Restoration Threshold means an amount equal to 5% of the outstanding principal amount of the Loan.

  • Replacement Cost means the cost to repair or rebuild the improvements owned by Lessor at the time of the occurrence to their condition existing immediately prior thereto, including demolition, debris removal and upgrading required by the operation of Applicable Requirements, and without deduction for depreciation.

  • Planned Financed Generation Capacity Resource means a Planned Generation Capacity Resource that, prior to August 7, 2015, has an effective Interconnection Service Agreement and has submitted to the Office of the Interconnection the appropriate certification attesting achievement of Financial Close.

  • Auricular acupuncture means the subcutaneous insertion of sterile, disposable acupuncture needles

  • Minimum Generation Emergency means an Emergency declared by the Office of the Interconnection in which the Office of the Interconnection anticipates requesting one or more generating resources to operate at or below Normal Minimum Generation, in order to manage, alleviate, or end the Emergency.

  • Diversity Score means a single number that indicates collateral concentration in terms of both issuer and industry concentration, calculated as set forth on Schedule C hereto.

  • Semi-annual (2/Year) sampling frequency means the sampling shall be done during the months of June and December, unless specifically identified otherwise.

  • Psig means pounds per square inch gauge.

  • COVID-19 symptoms means fever of 100.4 degrees Fahrenheit or higher, chills, cough, shortness of breath or difficulty breathing, fatigue, muscle or body aches, headache, new loss of taste or smell, sore throat, congestion or runny nose, nausea or vomiting, or diarrhea, unless a licensed health care professional determines the person’s symptoms were caused by a known condition other than COVID-19.

  • Allowable emissions means the emission rate of a stationary source calculated using both the maximum rated capacity of the source, unless the source is subject to federally enforceable limits which restrict the operating rate or hours of operation, and the most stringent of the following:

  • Yearly (1/Year) sampling frequency means the sampling shall be done in the month of September, unless specifically identified otherwise in the effluent limitations and monitoring requirements table.

  • Gross weight means the aggregate weight of a vehicle or combination of vehicles and the load