SNAP

Kishacoquillas Creek at Reedsville, Pa.

Overview
  • Station Id: 01565000
  • County: Mifflin
  • Drainage Area: 163 sq.mi.
  • Station Coordinates: 40.654°, -77.583°
  • Period of record: 1/12 to present
Location Description

Site located on Manns Narrows Bridge north of Yeagertown.

Data

2021 Land Use

Urban Agricultural Agricultural Forested Other
Row Crops Pasture/Hay Total
8% 20% 10% 30% 60% 1%
Site Drainage Area

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Clear
2023 Flow Normalized Trends
Trend period (Water Year*) 2013-2023
Trend & Direction NS – Not significant,  UP – Increasing trend,  DOWN – Decreasing trend
Hypothesis Test significance level (i.e. α) 0.1
* Water Year runs from October 1st to September 30th of the following year
Likelihood Descriptor Range of values**
HL (Highly Likely) ≥0.95 and ≤1.00 
VL (Very Likely) ≥0.90 and <0.95 
L (Likely) ≥0.66 and <0.90
ALAN (About as Likely as Not) >0.33 and <0.66
** Values represent the posterior mean estimate of the probability of a trend
Reedsville 2013-2023 Flow Normalized Concentration (mg/L) Flow Normalized Load (Millions Kg/yr)
Likelihood Test Likelihood Test
Parameter Change Value Descriptor Trend Change Value Descriptor Trend
Total Nitrogen 0.0081646 0.5000000 ALAN NS 0.0051758 0.5392157 ALAN NS
Nitrate-Nitrite -0.0031642 0.5392157 ALAN NS -0.0096919 0.5000000 ALAN NS
Ammonia 0.0035139 0.8137255 L UP 0.0005678 0.6960784 L UP
Dissolved Nitrogen 0.0322928 0.5980392 ALAN NS 0.0059584 0.5000000 ALAN NS
Nitrate-Nitrite 0.0308762 0.6176471 ALAN NS -0.0061244 0.5196078 ALAN NS
Ammonia -0.0038226 0.6568627 ALAN NS -0.0012997 0.7549020 L DWN
Total Phosphorus -0.0201778 0.9901961 HL DWN -0.0024846 0.9313725 VL DWN
Particulate Phosphorus 0.0031015 0.5392157 ALAN NS 0.0016464 0.6764706 L UP
Dissolved Phosphorus -0.0217547 0.9901961 HL DWN -0.0033734 0.9901961 HL DWN
Orthophosphate -0.0236655 0.9901961 HL DWN -0.0036798 0.9901961 HL DWN
Total Organic Carbon -0.2421653 0.9117647 VL DWN -0.1001768 0.9117647 VL DWN
Total Suspended Solids -4.0543828 0.8725490 L DWN -1.1305189 0.7549020 L DWN
Suspended Sediment 10.4121842 0.9313725 VL UP 3.4131046 0.8725490 L UP