EnviroDIY | Site-Wide Activity https://www.envirodiy.org/activity/ Activity feed for the entire site. Sun, 03 May 2026 02:40:08 -0400 https://buddypress.org/?v= en-US 30 hourly 2 4522ba9a86ec392cb73891b5851b4427 PRHealth-Index became a registered member https://www.envirodiy.org/activity/p/10849/ Fri, 01 May 2026 20:18:53 -0400 0 59012b75211b877f7099306067990803 Bert Rubash became a registered member https://www.envirodiy.org/activity/p/10847/ Tue, 28 Apr 2026 03:06:13 -0400 0 83b44c1b2bbb65ac2cf26c401ba45205 SK became a registered member https://www.envirodiy.org/activity/p/10846/ Thu, 23 Apr 2026 19:38:32 -0400 0 4c900e299bebf4c8639eee597c8ec6fe Sara Damiano replied to the topic Unable to Compile Error Message in the forum Mayfly Data Logger https://www.envirodiy.org/topic/unable-to-compile-error-message/#post-19665 Wed, 22 Apr 2026 16:03:36 -0400 From your error messages, it looked like you have mismatched versions of libraries.  I’m not sure how permissions are set up on your PC, but typically the Arduino libraries would be stored in a personal user folder that you could change at…[Read more]

]]> 851c3e9c614078151b0e9c217edc3c70 YorkCoMWS replied to the topic Unable to Compile Error Message in the forum Mayfly Data Logger https://www.envirodiy.org/topic/unable-to-compile-error-message/#post-19664 Wed, 22 Apr 2026 16:00:14 -0400 We downloaded them on Dec. 1 2025 and we had to let Penn State IT department download them because I am using a PSU computer.  I have a feeling that PSU firewall or IT security may be part of the issue.

]]> 12137490f732d2b867b96a3b5b3a8f5c Nick became a registered member https://www.envirodiy.org/activity/p/10838/ Fri, 17 Apr 2026 00:37:53 -0400 0 12418fb1a59452ffc93990355e072774 Abby Yantis became a registered member https://www.envirodiy.org/activity/p/10836/ Tue, 14 Apr 2026 22:17:11 -0400 0 50cfa6c49fe05b70124bf278849bf63d Shannon Hicks replied to the topic Recommended microSD card in the forum Mayfly Data Logger https://www.envirodiy.org/topic/recommended-microsd-card/#post-19655 Mon, 13 Apr 2026 23:26:18 -0400 I personally haven’t used any Sandisk Ultras with our loggers, so I can’t say how it performs.  This guy did a really great test last year with a variety of microSD cards and summarized his findings (particularly on idle current) in a really helpful list:  https://neurotechhub.wustl.edu/micro-sd-card-low-power-showdown-part-ii/

 

]]> e048dd80b7160b4be5b0163d21201781 nick replied to the topic Recommended microSD card in the forum Mayfly Data Logger https://www.envirodiy.org/topic/recommended-microsd-card/#post-19654 Mon, 13 Apr 2026 18:03:16 -0400 Have you had success with the Sandisk ultras? https://www.bhphotovideo.com/c/product/1593899-REG/sandisk_sdsqua4_032g_an6ia_imaging_ultra_32gb.html

Looks like they are the next step from the basic Sandisk. thanks

]]> 6cf1f23a470f95ec1ffa86c24aa26a56 Shannon Hicks replied to the topic Recommended microSD card in the forum Mayfly Data Logger https://www.envirodiy.org/topic/recommended-microsd-card/#post-19653 Mon, 13 Apr 2026 17:33:08 -0400 Genuine Sandisk and Kingston cards have served us well, not drawing excessive power when the board is sleeping, and being reliable over many years in field deployments.  What we’ve seen issues with is generic cards from random manufacturers because they either fail and corrupt the data after a short time, or they draw 5 or 10 times more power…[Read more]

]]> 23813d53fd34282883a23edae87b7809 nick started the topic Recommended microSD card in the forum Mayfly Data Logger https://www.envirodiy.org/topic/recommended-microsd-card/ Fri, 10 Apr 2026 18:30:28 -0400 Hi,

Is there a new recommended micro sd card? It is getting harder to find regular SanDisk 8 or 16gb cards. From what I read on the forum, higher capacity cards might draw more power. These cards are from third party sellers that I don’t really trust: Amazon.com: Sandisk SDSDQM-016G-B35 16GB MicroSDHC Memory Card, Class 4 (RETAIL PACKAGE) :…[Read more]

]]> 7d8be95cef508dd076fd0b11df802932 James_NZ commented on the post, New Zealand Scientists Test Pollutant Monitoring Using EnviroDIY Hardware https://www.envirodiy.org/new-zealand-scientists-test-pollutant-monitoring-using-envirodiy-hardware/#comment-2424 Thu, 09 Apr 2026 07:40:41 -0400 I came here to share the news but Scott beat me to it! I really want to thank everyone for all the help and support provided along the way! This really is a fantastic community. I am now with AquaWatch […]

]]> d4b99e3f721f9c3b09bffac0feb6be91 marbles started the topic Permit Requirements for installations in the forum Miscellaneous https://www.envirodiy.org/topic/permit-requirements-for-installations/ Wed, 08 Apr 2026 17:41:45 -0400 Hi,

I am doing my first installations outside the vicinity of my University campus. I have obtained permission form the local water agency and an conservation org associated with the creek where we will be doing installations. I am wondering if there are any additional permits that are required for installations that follow the outline in the…[Read more]

]]> 1e65fda2eb3fc605d7d0caaf618fc4d8 Scott Ensign wrote a new post https://www.envirodiy.org/?p=19642 Mon, 06 Apr 2026 20:06:53 -0400 New Zealand Scientists Test Pollutant Monitoring Using EnviroDIY Hardware Google Earth Image including data from AirbusLandsat / CopernicusData SIO, NOAA, U.S. Navy, NGA, GEBCOData LDEO-Columbia, NSF, NOAA Researchers in […]

]]> 6dfe012ece2c31fa80818456fae7ac27 marbles replied to the topic Free alarm system for monitormywatershed *updated* in the forum Miscellaneous https://www.envirodiy.org/topic/free-alarm-system-for-monitormywatershed-updated/#post-19645 Mon, 06 Apr 2026 16:35:45 -0400 @ensign

]]> 0a4b8599c8b6752db07dcba2a4b60590 Sara Damiano replied to the topic Unable to Compile Error Message in the forum Mayfly Data Logger https://www.envirodiy.org/topic/unable-to-compile-error-message/#post-19634 Thu, 26 Mar 2026 22:11:31 -0400 How and when did you download all of your libraries?

]]> c61785d8cfc3f7c0aa194890a4b4122b YorkCoMWS started the topic Unable to Compile Error Message in the forum Mayfly Data Logger https://www.envirodiy.org/topic/unable-to-compile-error-message/ Tue, 24 Mar 2026 16:26:06 -0400 We are trying to build our Enviro DIY station and we are receiving an error message  I have included a link to a Google Doc explaining what is happening.  https://docs.google.com/document/d/1xJArzqxf2qV04srhP44BCOmxX2UbeiryKiBTQ6nuIMg/edit?usp=sharing 

]]> b82d8deb9de4670e223848576cc78f25 neilh20 commented on the post, Mayfly Data Logger gets OSHWA Certification https://www.envirodiy.org/mayfly-data-logger-gets-oshwa-certification/#comment-2386 Sat, 21 Mar 2026 22:08:21 -0400 Hello Shannon, really appreciate that it has been open source design from the beginning. Files at https://github.com/EnviroDIY/EnviroDIY_Mayfly_Logger/tree/master/hardware/Mayfly_v1p1 The really outstanding […]

]]> 02d17fcef0cf1f0283df2a0e322db7f4 nick replied to the topic Continous HAB monitoring in the forum Mayfly Data Logger https://www.envirodiy.org/topic/continous-hab-monitoring/#post-19628 Fri, 20 Mar 2026 22:10:24 -0400 Hi, I’m ready to get my sensors out for this year to start data logging, but I’m stilling having the interval reporting issues with both the CTD and ClariVUE10 sensor. Could the libraries be causing these issues? Are the three sensors, CTD, ClarieVue10, and C-FLUOR Phycocyanin overloading the logger? Is there an updated libraries available? I’m…[Read more]

]]> aa26bd8a3955953a79132c407f9ed005 marbles replied to the topic Free alarm system for monitormywatershed *updated* in the forum Miscellaneous https://www.envirodiy.org/topic/free-alarm-system-for-monitormywatershed-updated/#post-19627 Fri, 20 Mar 2026 20:35:52 -0400 I forgot, there is also a documentation page here: https://www.strawberrycreek.org/night-heron-docs/

]]> 52fae829444b46ec41259637d73dea0d marbles replied to the topic Free alarm system for monitormywatershed *updated* in the forum Miscellaneous https://www.envirodiy.org/topic/free-alarm-system-for-monitormywatershed-updated/#post-19626 Fri, 20 Mar 2026 20:10:48 -0400 Hi Scott,

Yes the Alarm System in running quite well. We actually just caught a broken fire hydrant discharging upstream of one of our mayfly stations with it an hour ago. I’ll check out the repo to see if there’s anything that could benefit the alert system!

I have a paper that talks bout some of the anomaly detection methods I’ve been working…[Read more]

]]> 1f79fe8d86eb6dc6c92f71428a071dfd Scott Ensign replied to the topic Free alarm system for monitormywatershed *updated* in the forum Miscellaneous https://www.envirodiy.org/topic/free-alarm-system-for-monitormywatershed-updated/#post-19625 Fri, 20 Mar 2026 19:58:27 -0400 @andrewglaros3 and @brianjastram,

<span style=”font-weight: 400;”>Any success or updates to report setting up this alarm system? Perhaps this alarm system could benefit from the </span><span style=”font-weight: 400;”>data extraction tools from the Time Series Visualization endpoint</span><span style=”font-weight: 400;”> developed by @srgdamiano?</…

]]> 43ace763c8a3159f7dd46fa9d07d746f Sabin replied to the topic DigiXBeeWifi class mqtt codeflow example in the forum Mayfly Data Logger https://www.envirodiy.org/topic/digixbeewifi-class-mqtt-codeflow-example/#post-19624 Fri, 20 Mar 2026 18:35:46 -0400 Thank you for your response.
I used TinyGSM directly and got into this problem. I was deploying broker locally,, the code on the inside check for dns lookup.. Currently I commented this code out and tinygsm works.
https://github.com/issues/created?issue=vshymanskyy%7CTinyGSM%7C854

This is what my full code looks without tinygsm:

#define XBEE_PWR…

[Read more]

]]> 152c1ad477aa962642f53ae2b2a688fc Sara Damiano replied to the topic DigiXBeeWifi class mqtt codeflow example in the forum Mayfly Data Logger https://www.envirodiy.org/topic/digixbeewifi-class-mqtt-codeflow-example/#post-19623 Fri, 20 Mar 2026 18:23:54 -0400 Are you using anything else from the Modular Sensors library? Post your entire sketch as code (use the <> button to post as code)?  Are you setting the host and port for the mqttClient? (mqttClient.setServer(ip, port)) Use your local IP there.  If you do that, I don’t see why you’re not getting a connection even with the bad DL setting in the e…[Read more]

]]> c54529796908f49a47348d38b975b4b3 Sabin replied to the topic DigiXBeeWifi class mqtt codeflow example in the forum Mayfly Data Logger https://www.envirodiy.org/topic/digixbeewifi-class-mqtt-codeflow-example/#post-19622 Fri, 20 Mar 2026 17:45:30 -0400 Thank you for your response.
I think it’s the master branch.

Also, this is what I am trying to do.

DigiXBeeWifi modemXBWF(&Serial1, powerPin, statusPin, false,
modemResetPin, modemSleepRqPin,
ssid, pwd, false);

Client* netClient = nullptr;
MqttClient* mqttClient = nullptr;

void setup() {
Serial.begin(9600);
Serial1.begin(9600);
delay(2000);

if…

[Read more]

]]> 650737e12d69d4b5c1b989a73b935850 Sara Damiano replied to the topic DigiXBeeWifi class mqtt codeflow example in the forum Mayfly Data Logger https://www.envirodiy.org/topic/digixbeewifi-class-mqtt-codeflow-example/#post-19621 Fri, 20 Mar 2026 17:26:08 -0400 Ooooh.. yup, there’s a bug in DigiXBeeWifi.cpp.  I’ll look into it.

Exactly which version of the library are you using (release, master branch, develop branch)?

For now, you may be able to get it working by commenting out lines ~303-310 in src/modems/DigiXBeeWifi.cpp, the section starting with “set the destination IP to 0”

]]> c42b251f111351fcb9d57f49d5e1a624 Sabin started the topic DigiXBeeWifi class mqtt codeflow example in the forum Mayfly Data Logger https://www.envirodiy.org/topic/digixbeewifi-class-mqtt-codeflow-example/ Fri, 20 Mar 2026 16:57:02 -0400 I am trying to make mayfly work as publisher, send data to broker running on raspberry pi. I am using Xbee s6b wifi modem.
While using this class to create client that I could pass into pubsub or arduinomqtt as constructor variable. But, DigiXbeeWifi class would always reset my DL to 0.0.0.0 which I set using xctu to correct broker address and…[Read more]

]]> 6c4be3475e525c1ac98a235d12449d32 Sara Damiano replied to the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/#post-19618 Wed, 18 Mar 2026 17:53:36 -0400 If that doesn’t compile for you, update your TinyGSM library or just delete lines 87-92 to remove the forceModemBaud command, which needs the version of TinyGSM within the last few weeks.

It it’s working for you, comment out the section that resets the modem to defaults (lines 107-126) and run it one more time to get the modem to 9600. It should…[Read more]

]]> dab1c2bb10d33181f8a28af539613e56 Sara Damiano replied to the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/#post-19617 Wed, 18 Mar 2026 17:50:06 -0400 Use 3.3V to power the WiFi bee and make sure that you’re adapter uses 3.3V logic.  The 0.5A most USB ports can provide should be enough for the WiFi bee without browning out.  You are seeing the lights on the bee go on, right?

This script worked for me to force the baud rate on three different WiFi Bee’s.  The script forces the baud rate and th…[Read more]

]]> e541a87022bf7296043fc0b46aad5f25 GChafe replied to the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/#post-19615 Wed, 18 Mar 2026 13:57:14 -0400 I’ve tried some more witht hat code and no luck. So I decided to confrim the AT firmware and I’m not sure if I did or not. Using a USB to TTL I connected directly to the Wifif Bee and used Putty. I did see some text and a brownout warning on the screen. So I used the TTL for RX and TX and I connected a 3.7V Lipo battery to VCC and GND and also the…[Read more]

]]> 8daaf76e7cfb6dd5c4d6bce322c6ae51 Regina Fletcher commented on the post, Floodzilla Gauge Network: Community-Designed Flood Monitoring https://www.envirodiy.org/floodzilla-gauge-network/#comment-2369 Tue, 17 Mar 2026 19:33:45 -0400 @ensign Thanks for the great question. So prior to 2018, SVPA was building its own sensors. After 2018 the program began using Senix Brand ultrasonic sensors on a private MTS system, reading to configured […]

]]> 16e21a9b1e8fbbf40b5b386edfa18c4c BAE became a registered member https://www.envirodiy.org/activity/p/10810/ Tue, 17 Mar 2026 15:07:38 -0400 0 4c3badda06346e58082a627964a8f152 GChafe replied to the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/#post-19613 Mon, 16 Mar 2026 19:25:11 -0400 Thank you very much Sara. I have tried something like that before (but likely not quite rightly coded). This failed to switch baud rates too unfortunately. I have tried this on 3 out of 4 wifi bees that I have (but just one with you sketch so far) and no luck, that’s how I ended up asking about the firmware.
Did your sketch in a hurry, so will…[Read more]

]]> 751057f6a425692cb2a4d5f223868f93 Sara Damiano replied to the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/#post-19612 Mon, 16 Mar 2026 18:50:45 -0400 Once you’ve successfully changed the WiFi bee’s baud rate, it will stay at the slower baud. You should only have to reset the baud rate if you factory reset the bee or update it’s firmware – neither of which you can do by accident.

]]> 9aded446ffbae7269a910881e4e76e67 Sara Damiano replied to the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/#post-19611 Mon, 16 Mar 2026 18:44:34 -0400 The WiFi bee should have the AT firmware on it. The problem probably is the baud rate. The default baud rate for the ESP32 (the brain on the WiFi bee) is 115200. That’s too fast for stable communication with the 8MHz Mayfly.  The Mayfly can usually *talk* fairly accurately at 115200, but it can’t listen that fast.  The auto-baud function depends o…[Read more]

]]> 7676e546c8a0b01a22b7d312fd8c6915 Andykibz became a registered member https://www.envirodiy.org/activity/p/10803/ Mon, 16 Mar 2026 18:27:44 -0400 0 72354d1426b39a1a5e3c19dc7018c448 GChafe started the topic Wifi Bee AT Firmware and Baud Rates in the forum Mayfly Data Logger https://www.envirodiy.org/topic/wifi-bee-at-firmware-and-baud-rates/ Mon, 16 Mar 2026 16:39:16 -0400 Hi, I have a Mayfly 1.1 and a ESP32 WiFi Bee purchased from EnviroDIY recently, also a Hydros21 CTD. Having  lots of trouble getting it to work. Using the EnvirDIY_Monitoring_Kit sketch from https://github.com/EnviroDIY/ModularSensors/commit/f149a372ae47d95d474971abc25dd378bd332ecf. Though I have also tried other ones (possibly older) from…[Read more]

]]> 6dac23236a7f32c9f694afa71f9c0176 GChafe became a registered member https://www.envirodiy.org/activity/p/10800/ Mon, 16 Mar 2026 16:22:57 -0400 0 bc27a5608b2211f6694f042d61010e92 Scott Ensign commented on the post, Floodzilla Gauge Network: Community-Designed Flood Monitoring https://www.envirodiy.org/floodzilla-gauge-network/#comment-2350 Thu, 12 Mar 2026 16:59:32 -0400 @rgmfletcher Thanks for sharing news about this incredible monitoring program! I found more information on your webpage (https://svpa.us/floodzilla-gauge-network/), but I didn’t see anything about the technology […]

]]> 56876d2652f9cb075a465e5bf7ee096e Steve Pacenka became a registered member https://www.envirodiy.org/activity/p/10797/ Thu, 12 Mar 2026 12:25:11 -0400 0 905b4b8c45190cb763b9575e2dd2c96b Regina Fletcher wrote a new post https://www.envirodiy.org/?p=19594 Wed, 11 Mar 2026 18:42:49 -0400 Floodzilla Gauge Network: Community-Designed Flood Monitoring Flooding is a natural part of life in the lower Snoqualmie Valley area of Western Washington. Historically, when seasonal rains would begin, many […]

]]> 172839548b886eca787ecf46fd848338 Regina Fletcher started the topic New Sensor Supplier for Floodzilla Flood Monitoring Network in the forum Environmental Sensors https://www.envirodiy.org/topic/new-sensor-supplier-for-floodzilla-flood-monitoring-network/ Mon, 09 Mar 2026 18:54:52 -0400 Hi EnviroDIY community,

My name is Regina Fletcher, and I help maintain a community-designed, LoRaWAN-based Flood Monitoring Network, called Floodzilla. I am in the process of diversifying our flood monitoring devices to help us be more flexible and resilient. I have been eyeing a company called Vega and their VegaPuls C21 radar sensor, which I…[Read more]

]]> 0585252cf9e09ae6fcc61921f0ec15bd Linganore Creek, Frederick County Maryland became a registered member https://www.envirodiy.org/activity/p/10793/ Sat, 07 Mar 2026 22:26:37 -0500 0 d24594051056ea6750c4ce339ae8d3c3 Shannon Hicks wrote a new post https://www.envirodiy.org/?p=19588 Thu, 05 Mar 2026 20:04:45 -0500 Mayfly Data Logger gets OSHWA Certification The EnviroDIY Mayfly Data Logger was recently certified by the Open Source Hardware Association (OSHWA), verifying that the project meets all the […]

]]> 5a5f3aec445c80eff9c4685faed9a07f Regina Fletcher became a registered member https://www.envirodiy.org/activity/p/10790/ Tue, 03 Mar 2026 21:05:36 -0500 0 f707b060792a35154e671b2a443b1510 Scott Ensign commented on the post, Reliable, Low-Cost Methods for Sensor Deployment in Estuaries https://www.envirodiy.org/reliable-low-cost-methods-for-sensor-deployment-in-estuaries/#comment-2319 Mon, 23 Feb 2026 15:06:50 -0500 In addition to the sensor data published from this project (https://doi.org/10.6073/pasta/54fecf9652c2e4d93e92d64388e6c3eb), the results of the particle source tracking are published here:

]]> 0602ebb4e83f46c6e6dc1a2bca14019b okamran replied to the topic No address detected for any sensor in the forum Mayfly Data Logger https://www.envirodiy.org/topic/no-address-detected-for-any-sensor/#post-19560 Fri, 20 Feb 2026 16:19:11 -0500 Hey! Sorry for the late response but I tried running a few of the different ModularSensor versions, and it seemed that v0.36.0 works for DRWI_7080LTE!

I initially started with v0.37.0 and v0.34.0, but those had issues with the libraries working together, naming issues, etc.

v0.35.0 was able to compile but recorded -9999 values for both the…[Read more]

]]> 3cf98cec6b955421fb9e7912ca7b1851 David Clini became a registered member https://www.envirodiy.org/activity/p/10785/ Mon, 09 Feb 2026 20:37:10 -0500 0 b5ed4a7e24c0891570bc5c55a7ba1321 Scott Ensign wrote a new post https://www.envirodiy.org/?p=19492 Tue, 03 Feb 2026 21:58:37 -0500 Stream Sleuths This column was first published by Berks Nature, and is reprinted with permission. By Regan Moll-Dohm, Director of Communications, Berks […]

]]> 4e515a05a3d8e2d0fad1b94ad168b23a Shannon Hicks replied to the topic No address detected for any sensor in the forum Mayfly Data Logger https://www.envirodiy.org/topic/no-address-detected-for-any-sensor/#post-19508 Mon, 02 Feb 2026 21:11:38 -0500 If you’re having trouble getting all the libraries to work happily together, you could try downloading all of the ModularSensors dependency libraries from the release files on github:https://github.com/EnviroDIY/ModularSensors/releases

You can scroll down that page and find the zip file at the bottom of each release summary (under the “Assets”…[Read more]

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