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Water Level Data Loggers

U23 - Green House

  • High-accuracy, pressure-based water level data logger
  • Models for 13, 30, 100 and 250 foot depths
  • 0.01 foot accuracy
  • No-vent tube design for easy, reliable deployment
  • Durable ceramic sensor for reliable measurements
  • Calibration certificate included
  • Ideal for use in wells, streams, lakes, wetlands and tidal areas
  • Available in stainless steel for freshwater or titanium for saltwater

How It Works




HOBO U20 Water Level Data Logger - U20-001-01
30-Foot Depth - freshwater

part # U20-001-01 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in stainless steel housing for use in freshwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$495
1-9 10-99 100+
$495 $458 $421



HOBO U20 Titanium Water Level Data Logger - U20-001-01-Ti
30-Foot Depth - saltwater

part # U20-001-01-Ti (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in titanium housing for use in saltwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$595
1-9 10-99 100+
$595 $550 $506



HOBO U20 Water Level Data Logger - U20-001-02
100-Foot Depth - freshwater

part # U20-001-02 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in stainless steel housing for use in freshwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$495
1-9 10-99 100+
$495 $458 $421



HOBO U20 Titanium Water Level Data Logger - U20-001-02-Ti
100-Foot Depth - saltwater

part # U20-001-02-Ti (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in titanium housing
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$595
1-9 10-99 100+
$595 $550 $506



HOBO U20 Water Level Data Logger - U20-001-03
250-Foot Depth - freshwater

part # U20-001-03 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in stainless steel housing for use in freshwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$495
1-9 10-99 100+
$495 $458 $421



HOBO U20 Titanium Water Level Data Logger - U20-001-03-Ti
250-Foot Depth - saltwater

part # U20-001-03-Ti (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in titanium housing for use in saltwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$595
1-9 10-99 100+
$595 $550 $506



HOBO U20 Water Level Data Logger - U20-001-04
13 Foot Depth - freshwater

part # U20-001-04 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in stainless steel housing for use in freshwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$495
1-9 10-99 100+
$495 $458 $421



HOBO U20 Titanium Water Level Data Logger - U20-001-04-Ti
13 Foot Depth - saltwater

part # U20-001-04-Ti (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • Electronics are shielded in titanium housing for use in saltwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure, temperature, and water density.
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops.
  • Durable ceramic pressure sensor
Minimum System Requirements


View/Add Required Items
See Parts & Accessories
$595
1-9 10-99 100+
$595 $550 $506


HOBO Water Level Data Logger Deluxe Kit (30’)

part # KIT-D-U20-01 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • U20-001-01 HOBO logger (30' range)
  • U20-001-04 HOBO logger (13' range) for Barometric Pressure
  • U-DTW-1 HOBO waterproof shuttle with coupler
  • U20-CASE-1 carrying case
  • BHW-PC HOBOware Pro software.

$1137
1-9 10-99 100+
$1,137 $1,137 $1,137


HOBO Water Level Data Logger Starter Kit (30’)

part # KIT-S-U20-01 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • U20-001-01 HOBO logger (30' range)
  • BASE-U-4 base station with the required coupler
  • BHW-PC HOBOware Pro software.

$604
1-9 10-99 100+
$604 $604 $604


HOBO Water Level Data Logger Deluxe Kit (100’)

part # KIT-D-U20-02 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • U20-001-02 HOBO logger (100' range)
  • U20-001-04 HOBO logger (13' range) for Barometric Pressure
  • U-DTW-1 HOBO waterproof shuttle
  • U20-CASE-1 carrying case
  • BHW-PC HOBOware Pro software.

$1137
1-9 10-99 100+
$1,137 $1,137 $1,137


HOBO Water Level Data Logger Starter Kit (100’)

part # KIT-S-U20-02 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • U20-001-02 HOBO logger (100' range)
  • BASE-U-4 base station with the required coupler
  • BHW-PC HOBOware Pro software.

$604
1-9 10-99 100+
$604 $604 $604


HOBO Water Level Data Logger Deluxe Kit (13’)

part # KIT-D-U20-04 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • U20-001-04 HOBO logger (13' range)
  • U20-001-04 HOBO logger (13' range) for Barometric Pressure
  • U-DTW-1 HOBO waterproof shuttle with coupler
  • U20-CASE-1 carrying case
  • BHW-PC HOBOware Pro software.

$1137
1-9 10-99 100+
$1,137 $1,137 $1,137


HOBO Water Level Data Logger Starter Kit (13’)

part # KIT-S-U20-04 (View Specs)
  • Supported Measurements:
    Water Level, Barometric Pressure, Temperature
  • U20-001-04 HOBO logger (13' range)
  • BASE-U-4 base station with the required coupler
  • BHW-PC HOBOware Pro software.

$604
1-9 10-99 100+
$604 $604 $604

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