SNAP

Yellow Breeches Creek near Camp Hill, Pa.

Overview
  • Station Id: 01571500
  • County: Cumberland
  • Drainage Area: 213 sq.mi.
  • Station Coordinates: 40.225°, -76.898°
  • Elevation: 207.5 ft.
  • Period of record: 10/11 to present
Location Description

Etters bridge on Green Lane Drive south of Camp Hill, Pa.

Data

2021 Land Use

Urban Agricultural Agricultural Forested Other
Row Crops Pasture/Hay Total
19% 16% 10% 26% 52% 3%
Site Drainage Area

Please select a parameter from the list to view graphs of loads and concentrations. You may need to scroll down to view graphs.

Clear
2024 Flow Normalized Trends
Trend period (Water Year*) 2020-2024
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
Camp Hill 2020-2024 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 -0.209392253 0.990196078 HL DWN -0.071771049 0.990196078 HL DWN
Nitrate-Nitrite -0.241493523 0.990196078 HL DWN -0.064066417 0.990196078 HL DWN
Ammonia -0.004507369 0.833333333 L DWN -0.003271683 0.911764706 VL DWN
Dissolved Nitrogen -0.207936766 0.990196078 HL DWN -0.059964343 0.990196078 HL DWN
Nitrate-Nitrite -0.261061393 0.990196078 HL DWN -0.067200331 0.990196078 HL DWN
Ammonia -0.005590235 0.872549020 L DWN -0.003781740 0.950980392 HL DWN
Total Phosphorus 0.016305926 0.990196078 HL UP 0.003562331 0.676470588 L UP
Particulate Phosphorus 0.003411223 0.617647059 ALAN NS 0.000060900 0.519607843 ALAN NS
Dissolved Phosphorus 0.012581136 0.990196078 HL UP 0.003011613 0.872549020 L UP
Orthophosphate 0.005644861 0.794117647 L UP 0.001083101 0.578431373 ALAN NS
Total Organic Carbon 0.637636377 0.990196078 HL UP 0.104072152 0.715686275 L UP
Total Suspended Solids -9.728771829 0.813725490 L DWN -8.463034102 0.754901961 L DWN