SNAP

Paxton Creek near Glenwood, Pa.

Overview
  • Station Id: 01571005
  • County: Dauphin
  • Drainage Area: 12 sq.mi.
  • Station Coordinates: 40.306°, -76.856°
  • Period of record: 10/84 - 12/88, 10/91 - 9/95, 2012 - present
Location Description

Site located at Kohn Road near Glenwood.

Data

2016 Land Use

Urban Agricultural Agricultural Forested Other
Row Crops Pasture/Hay Total
64% 2% 9% 11% 24% 0%
Site Drainage Area

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Clear
2019 Flow Normalized Trends
Trend period (Water Year*) 2013-2019
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
Paxton 2013-2019 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 0.071 0.75 L UP 0.002 0.77 L UP
Nitrate-Nitrite 0.026 0.66 ALAN NS 0.000 0.64 ALAN NS
Ammonia 0.006 0.72 L UP 0.000 0.79 L UP
Dissolved Nitrogen 0.038 0.74 L UP 0.000 0.50 ALAN NS
Nitrate-Nitrite 0.022 0.68 L UP 0.000 0.52 ALAN NS
Ammonia 0.003 0.68 L UP 0.000 0.81 L UP
Total Phosphorus 0.003 0.56 ALAN NS 0.000 0.60 ALAN NS
Particulate Phosphorus 0.001 0.54 ALAN NS 0.000 0.54 ALAN NS
Dissolved Phosphorus 0.000 0.54 ALAN NS 0.000 0.70 L DOWN
Orthophosphate -0.001 0.72 L DOWN 0.000 0.75 L DOWN
Total Organic Carbon -0.503 0.89 L DOWN -0.014 0.89 L DOWN
Total Suspended Solids -0.150 0.56 ALAN NS 0.910 0.70 L UP
Suspended Sediment 5.770 0.60 ALAN NS 1.409 0.64 ALAN NS