Carol Armstrong

After a very busy May and June, here are updates on Rachel Johnson’s work done on sensor stations:

White Clay Creek at Egypt Run Road sensor station (SL110) – Removed sensor station on 5/25/21 as there is construction on the bridge that the station was under. Will reinstall when construction is complete.

Sandy Run (Ardsley Wildlife Sanctuary) -…[Read more]

4/9/2021  These are current sensor station update reports from Rachel Johnson and the Stroud Stream Monitoring Team.

<li style=”font-weight: 400;” aria-level=”4″><span style=”font-weight: 400;”>SL135 Pickering Ck @ Montgomery School – Replaced the Mayfly </span>
<li style=”font-weight: 400;” aria-level=”4″><span style=”font-weight: 4…

[Read more]

Here are current sensor station update reports from Rachel Johnson and the Stroud Stream Monitoring Team.  Please note that new CTD sensors have black cables.
<div>

1. Taylor Run upstream of WC Taylor WWTP (BCTR1S) – replaced 4G cell board on 2/16/21
2. Ridley Creek at Garrett Mill (PURC3S) – replaced 4G cell board on 2/17/21
3. WCU Blackhorse Run (…

[Read more]

Report for 12/21

@zador, @hutchinson, @mcgovern. SL130 (BCRC7S:W Branch Red Clay-Bucktoe Preserve). No data from this station since 12/18/20. Battery was 3.99v.

@krogers, SL133(NHPK9S:Upper Paulinskill-Sussex C). Turbidity sensor continues to give bad values.

@moore, @kalusky, SL150 (BCMC4S:Marsh Creek D).All stream sensor data (CTD, turbidity)…[Read more]

This is the report for 12/7/2020

@anderson, @gosse. SL151 (PUNR1S:Naylor’s Run). Congratulations on getting the sensors back into the restructured stream.  Is sediment a big problem in the new setting?

@mcgrath, @weaver, @mooney, SL155 (PURC1S:Ridley Ck U).  No transmissions since 12/7 at 6:05am EST, which is 13.5 hours ago as of this wri…[Read more]

This is the report for 11/15/20

@lemon, @vogt.  SL153 (ULHC3S:Hunter Ck U-Strohl Valley), depth values became highly exaggerated (not seen in past year) since 10/27 to the present. Does this represent something going on in the watershed or problem with sensor or cables?

@archer, SL246 (PUMC1S:Mill Creek – Silver Lake Nature Center), Station has…[Read more]

This is the report for 11/4/20

@moore, SL150, BCMC4S:Marsh Creek D) Fairview Rd.  The values for all the sensors are up to date and look normal on the Time Series graphs, but on Browse Sites the CTD spark line values are displayed as -9999.

@collins, sl159, PUPC3S:Primrose Ck D at Delaware R, the station has not transmitted since 11/1.  B…[Read more]

This is the report for 10/27

@shanemorgan. SL132(BCMC2S:Mill C-Hickory Hills). Logger stopped transmitting on 10/25 at 11:40 pm EDT. Battery was 3.59v. Is this battery failure? MonMW does not indicate the logger has a 4G board, but was it upgraded, so possible 4G failure?

@mcgrath, @weaver, @mooney.  SL155 (PURC1S:Ridley Ck U). No readings…[Read more]

This is the report for 10/18/2020

@shanemorgan, SL132, BCMC2S:Mill C-Hickory Hills, data is transmitting and up to date, but signal strength and percent full scale became -9999 around 10/15.

@wang, SL176, PUSR2S:Schuylkill River-Bartram’s Garden, last observation from station recorded on MonMW was 10/13/20. Battery was >4.0v.

@renzi, S…[Read more]

This is the report for 10/10/20

@collins, SL159 (PUPC3S:Primrose Ck D at Delaware R) battery has declined persistently since late August, now at 3.6v. Data does not appear interrupted.

@melvin, @ruggiero, SL171 (KCLR1S:Loper Run) battery remains low, 3.55v, station is transmitting intermittently.

@archer, SL246 (PUMC1S:Mill Creek – Silver Lake…[Read more]

This is the report for 9/27/20

@Roth,  SL112(PUPP3S:Pennypack D-PaperMillBridge). Data transmitting periodically, battery at floor of 3.55v and recharges only to 3.56 since 9/6/20.

@Blanton, SL117(PUSR1S:Sandy Run). Long gaps in signal occurring, battery at 3.5v.  SL118(PUSR3S:UT to Sandy Run): Long gaps in signal occurring, battery at 3…[Read more]

This is the report for 9/12/27